Ping re the C++ part of this:

  https://gcc.gnu.org/ml/gcc-patches/2017-06/msg00242.html

Marek approved the C parts; are the C++ parts OK for trunk?

Or can I self-approve this?  (exactly what the boundaries of
my"diagnostic messages" maintainer remit are aren't clear to me).

Thanks
Dave

On Mon, 2017-06-05 at 15:01 -0400, David Malcolm wrote:
> PR 62170 describes a problem with how the quoting in pp_format
> interacts with the "aka" information for typedefs in %qT for
> the C family of frontends, and also now for %qH and %qI in the
> C++ frontend.
> 
> Currently for %qT we print e.g.:
> 
>   ‘Py_ssize_t* {aka int*}’
>    ^^^^^^^^^^^^^^^^^^^^^^ colorized as "quote"
> 
> i.e.
>   ‘[START_COLOR]Py_ssize_t* {aka int*}[END_COLOR]’
> 
> when we should print:
> 
>   ‘Py_ssize_t*’ {aka ‘int*’}
>    ^^^^^^^^^^^        ^^^^ colorized as "quote"
> 
> i.e.
>   ‘[START_COLOR]Py_ssize_t*[END_COLOR]’ {aka
> ‘[START_COLOR]int*[END_COLOR]’}
> 
> where the opening and closing quote characters and colorization are
> currently added by the 'q' handling within pp_format, adding the
> closing
> quote unconditionally after whatever pp_format_decoder prints for 'T'
> within "%qT".
> 
> This patch fixes the quoting by updating the %T handling in C and C++
> and the %H/%I handling in C++ to insert the quoting appropriately.
> It converts the "quote" param of the pp_format_decoder callback from
> bool to bool *, allowing for the %T and %H/%I handlers to write
> false back to it, to avoid printing the closing quote for the cases
> like the above where a final trailing closing quote isn't needed.
> 
> It introduces pp_begin_quote/pp_end_quote to simplify this.  These
> take a "bool show_color", rather than using "pp_show_color (pp)"
> since cxx_pp's pp_show_color isn't currently initialized (since
> cxx_initialize_diagnostics happens before diagnostic_color_init).
> 
> Successfully bootstrapped&regrtested on x86_64-pc-linux-gnu.
> 
> OK for trunk?
> 
> gcc/c/ChangeLog:
>       PR c++/62170
>       * c-objc-common.c (c_tree_printer): Convert penultimate param
> from
>       bool to bool *.  Within '%T' handling, if showing an "aka", use
>       "quoted" param to add appropriate quoting.
> 
> gcc/cp/ChangeLog:
>       PR c++/62170
>       * error.c (type_to_string): Add leading comment.  Add params
>       "postprocessed", "quote", and "show_color", using them to fix
>       quoting of the "aka" for types involving typedefs.
>       (arg_to_string): Update for new params to type_to_string.
>       (cxx_format_postprocessor::handle): Likewise.
>       (cp_printer): Convert penultimate param from bool to bool *.
>       Update call to type_to_string and calls to
>       defer_phase_2_of_type_diff.
> 
> gcc/fortran/ChangeLog:
>       PR c++/62170
>       * error.c (gfc_notify_std): Convert "quoted" param from bool to
>       bool *.
> 
> gcc/ChangeLog:
>       PR c++/62170
>       * pretty-print.c (pp_format): Move quoting implementation to
>       pp_begin_quote and pp_end_quote.  Update pp_format_decoder call
>       to pass address of "quote" local.
>       (pp_begin_quote): New function.
>       (pp_end_quote): New function.
>       * pretty-print.h (printer_fn): Convert penultimate param from
> bool
>       to bool *.
>       (pp_begin_quote): New decl.
>       (pp_end_quote): New decl.
>       * tree-diagnostic.c (default_tree_printer): Convert penultimate
>       param from bool to bool *.
>       * tree-diagnostic.h (default_tree_printer): Likewise.
> 
> gcc/testsuite/ChangeLog:
>       PR c++/62170
>       * g++.dg/cpp1z/direct-enum-init1.C: Update expected error
> messages
>       to reflect fixes to quoting.
>       * g++.dg/diagnostic/aka1.C: Likewise.
>       * g++.dg/diagnostic/aka2.C: New test case.
>       * g++.dg/parse/error55.C: Update expected error messages to
>       reflect fixes to quoting.
>       * g++.dg/warn/pr12242.C: Likewise.
>       * g++.old-deja/g++.mike/enum1.C: Likewise.
>       * gcc.dg/diag-aka-1.c: Likewise.
>       * gcc.dg/diag-aka-2.c: New test case.
>       * gcc.dg/pr13804-1.c: Update expected error messages to reflect
>       fixes to quoting.
>       * gcc.dg/pr56980.c: Likewise.
>       * gcc.dg/pr65050.c: Likewise.
>       * gcc.dg/redecl-14.c: Likewise.
>       * gcc.dg/utf16-4.c Likewise.
>       * gcc.target/i386/sse-vect-types.c (__m128d): Likewise.
>       * obj-c++.dg/invalid-type-1.mm: Likewise.
> ---
>  gcc/c/c-objc-common.c                          |  12 +-
>  gcc/cp/error.c                                 |  92 ++++++++--
>  gcc/fortran/error.c                            |   2 +-
>  gcc/pretty-print.c                             |  37 +++-
>  gcc/pretty-print.h                             |   5 +-
>  gcc/testsuite/g++.dg/cpp1z/direct-enum-init1.C | 234 ++++++++++++---
> ----------
>  gcc/testsuite/g++.dg/diagnostic/aka1.C         |   2 +-
>  gcc/testsuite/g++.dg/diagnostic/aka2.C         |  32 ++++
>  gcc/testsuite/g++.dg/parse/error55.C           |   2 +-
>  gcc/testsuite/g++.dg/warn/pr12242.C            |  16 +-
>  gcc/testsuite/g++.old-deja/g++.mike/enum1.C    |   2 +-
>  gcc/testsuite/gcc.dg/diag-aka-1.c              |   4 +-
>  gcc/testsuite/gcc.dg/diag-aka-2.c              |  12 ++
>  gcc/testsuite/gcc.dg/pr13804-1.c               |   4 +-
>  gcc/testsuite/gcc.dg/pr56980.c                 |  12 +-
>  gcc/testsuite/gcc.dg/pr65050.c                 |   8 +-
>  gcc/testsuite/gcc.dg/redecl-14.c               |   2 +-
>  gcc/testsuite/gcc.dg/utf16-4.c                 |   2 +-
>  gcc/testsuite/gcc.target/i386/sse-vect-types.c |   2 +-
>  gcc/testsuite/obj-c++.dg/invalid-type-1.mm     |   4 +-
>  gcc/tree-diagnostic.c                          |   2 +-
>  gcc/tree-diagnostic.h                          |   2 +-
>  22 files changed, 312 insertions(+), 178 deletions(-)
>  create mode 100644 gcc/testsuite/g++.dg/diagnostic/aka2.C
>  create mode 100644 gcc/testsuite/gcc.dg/diag-aka-2.c
> 
> diff --git a/gcc/c/c-objc-common.c b/gcc/c/c-objc-common.c
> index 05212b2..b87cdda 100644
> --- a/gcc/c/c-objc-common.c
> +++ b/gcc/c/c-objc-common.c
> @@ -28,7 +28,7 @@ along with GCC; see the file COPYING3.  If not see
>  #include "c-objc-common.h"
>  
>  static bool c_tree_printer (pretty_printer *, text_info *, const
> char *,
> -                         int, bool, bool, bool, bool, const char
> **);
> +                         int, bool, bool, bool, bool *, const
> char **);
>  
>  bool
>  c_missing_noreturn_ok_p (tree decl)
> @@ -76,7 +76,7 @@ c_objc_common_init (void)
>  static bool
>  c_tree_printer (pretty_printer *pp, text_info *text, const char
> *spec,
>               int precision, bool wide, bool set_locus, bool hash,
> -             bool, const char **)
> +             bool *quoted, const char **)
>  {
>    tree t = NULL_TREE;
>    tree name;
> @@ -156,12 +156,20 @@ c_tree_printer (pretty_printer *pp, text_info
> *text, const char *spec,
>             return true;
>  
>           /* They're not, print the stripped version now.  */
> +         if (*quoted)
> +           pp_end_quote (pp, pp_show_color (pp));
>           pp_c_whitespace (cpp);
>           pp_left_brace (cpp);
>           pp_c_ws_string (cpp, _("aka"));
>           pp_c_whitespace (cpp);
> +         if (*quoted)
> +           pp_begin_quote (pp, pp_show_color (pp));
>           cpp->type_id (TYPE_CANONICAL (t));
> +         if (*quoted)
> +           pp_end_quote (pp, pp_show_color (pp));
>           pp_right_brace (cpp);
> +         /* No further closing quotes are needed.  */
> +         *quoted = false;
>         }
>       return true;
>        }
> diff --git a/gcc/cp/error.c b/gcc/cp/error.c
> index ed67d14..95288d1 100644
> --- a/gcc/cp/error.c
> +++ b/gcc/cp/error.c
> @@ -57,7 +57,7 @@ static const char *expr_to_string (tree);
>  static const char *fndecl_to_string (tree, int);
>  static const char *op_to_string      (enum tree_code);
>  static const char *parm_to_string (int);
> -static const char *type_to_string (tree, int);
> +static const char *type_to_string (tree, int, bool, bool *, bool);
>  
>  static void dump_alias_template_specialization (cxx_pretty_printer
> *, tree, int);
>  static void dump_type (cxx_pretty_printer *, tree, int);
> @@ -99,7 +99,7 @@ static void cp_diagnostic_starter
> (diagnostic_context *, diagnostic_info *);
>  static void cp_print_error_function (diagnostic_context *,
> diagnostic_info *);
>  
>  static bool cp_printer (pretty_printer *, text_info *, const char *,
> -                     int, bool, bool, bool, bool, const char **);
> +                     int, bool, bool, bool, bool *, const char
> **);
>  
>  /* Struct for handling %H or %I, which require delaying printing the
>     type until a postprocessing stage.  */
> @@ -3142,8 +3142,28 @@ op_to_string (enum tree_code p)
>    return id ? IDENTIFIER_POINTER (id) : M_("<unknown>");
>  }
>  
> +/* Return a GC-allocated representation of type TYP, with verbosity
> VERBOSE.
> +
> +   If QUOTE is non-NULL and if *QUOTE is true, then quotes are added
> to the
> +   string in appropriate places, and *QUOTE is written to with false
> +   to suppress pp_format's trailing close quote so that e.g.
> +     foo_typedef {aka underlying_foo} {enum}
> +   can be printed by "%qT" as:
> +     `foo_typedef' {aka `underlying_foo'} {enum}
> +   rather than:
> +     `foo_typedef {aka underlying_foo} {enum}'
> +   When adding such quotes, if POSTPROCESSED is true (for handling
> %H and %I)
> +   then a leading open quote will be added, whereas if POSTPROCESSED
> is false
> +   (for handling %T) then any leading quote has already been added
> by
> +   pp_format, or is not needed due to QUOTE being NULL (for template
> arguments
> +   within %H and %I).
> +
> +   SHOW_COLOR is used to determine the colorization of any quotes
> that
> +   are added.  */
> +
>  static const char *
> -type_to_string (tree typ, int verbose)
> +type_to_string (tree typ, int verbose, bool postprocessed, bool
> *quote,
> +             bool show_color)
>  {
>    int flags = 0;
>    if (verbose)
> @@ -3151,7 +3171,19 @@ type_to_string (tree typ, int verbose)
>    flags |= TFF_TEMPLATE_HEADER;
>  
>    reinit_cxx_pp ();
> +
> +  if (postprocessed && quote && *quote)
> +    pp_begin_quote (cxx_pp, show_color);
> +
> +  struct obstack *ob = pp_buffer (cxx_pp)->obstack;
> +  int type_start, type_len;
> +  type_start = obstack_object_size (ob);
> +
>    dump_type (cxx_pp, typ, flags);
> +
> +  /* Remember the end of the initial dump.  */
> +  type_len = obstack_object_size (ob) - type_start;
> +
>    /* If we're printing a type that involves typedefs, also print the
>       stripped version.  But sometimes the stripped version looks
>       exactly the same, so we don't want it after all.  To avoid
> printing
> @@ -3160,21 +3192,42 @@ type_to_string (tree typ, int verbose)
>        && !uses_template_parms (typ))
>      {
>        int aka_start, aka_len; char *p;
> -      struct obstack *ob = pp_buffer (cxx_pp)->obstack;
> -      /* Remember the end of the initial dump.  */
> -      int len = obstack_object_size (ob);
>        tree aka = strip_typedefs (typ);
> +      if (quote && *quote)
> +     pp_end_quote (cxx_pp, show_color);
>        pp_string (cxx_pp, " {aka");
>        pp_cxx_whitespace (cxx_pp);
> +      if (quote && *quote)
> +     pp_begin_quote (cxx_pp, show_color);
>        /* And remember the start of the aka dump.  */
>        aka_start = obstack_object_size (ob);
>        dump_type (cxx_pp, aka, flags);
>        aka_len = obstack_object_size (ob) - aka_start;
> +      if (quote && *quote)
> +     pp_end_quote (cxx_pp, show_color);
>        pp_right_brace (cxx_pp);
>        p = (char*)obstack_base (ob);
> -      /* If they are identical, cut off the aka with a NUL.  */
> -      if (len == aka_len && memcmp (p, p+aka_start, len) == 0)
> -     p[len] = '\0';
> +      /* If they are identical, cut off the aka by unwinding the
> obstack.  */
> +      if (type_len == aka_len
> +       && memcmp (p + type_start, p+aka_start, type_len) == 0)
> +     {
> +       /* We can't add a '\0' here, since we may be adding a
> closing quote
> +          below, and it would be hidden by the '\0'.
> +          Instead, manually unwind the current object within the
> obstack
> +          so that the insertion point is at the end of the type,
> before
> +          the "' {aka".  */
> +       ob->next_free = p + type_start + type_len;
> +     }
> +      else
> +     if (quote)
> +       /* No further closing quotes are needed.  */
> +       *quote = false;
> +    }
> +
> +  if (quote && *quote)
> +    {
> +      pp_end_quote (cxx_pp, show_color);
> +      *quote = false;
>      }
>  
>    if (typ && TYPE_P (typ) && TREE_CODE (typ) == ENUMERAL_TYPE)
> @@ -3643,7 +3696,7 @@ static const char *
>  arg_to_string (tree arg, bool verbose)
>  {
>    if (TYPE_P (arg))
> -    return type_to_string (arg, verbose);
> +    return type_to_string (arg, verbose, true, NULL, false);
>    else
>      return expr_to_string (arg);
>  }
> @@ -3935,8 +3988,10 @@ cxx_format_postprocessor::handle
> (pretty_printer *pp)
>       {
>         /* If the types were not comparable, they are printed
> normally,
>            and no difference tree is printed.  */
> -       type_a_text = type_to_string (type_a.m_tree,
> type_a.m_verbose);
> -       type_b_text = type_to_string (type_b.m_tree,
> type_b.m_verbose);
> +       type_a_text = type_to_string (type_a.m_tree,
> type_a.m_verbose,
> +                                     true, &type_a.m_quote,
> show_color);
> +       type_b_text = type_to_string (type_b.m_tree,
> type_b.m_verbose,
> +                                     true, &type_b.m_quote,
> show_color);
>       }
>  
>        if (type_a.m_quote)
> @@ -4009,7 +4064,7 @@ defer_phase_2_of_type_diff
> (deferred_printed_type *deferred,
>  static bool
>  cp_printer (pretty_printer *pp, text_info *text, const char *spec,
>           int precision, bool wide, bool set_locus, bool verbose,
> -         bool quoted, const char **buffer_ptr)
> +         bool *quoted, const char **buffer_ptr)
>  {
>    gcc_assert (pp->m_format_postprocessor);
>    cxx_format_postprocessor *postprocessor
> @@ -4052,7 +4107,12 @@ cp_printer (pretty_printer *pp, text_info
> *text, const char *spec,
>      case 'P': result = parm_to_string (next_int);            bre
> ak;
>      case 'Q': result = assop_to_string (next_tcode);         
> break;
>      case 'S': result = subst_to_string (next_tree);          b
> reak;
> -    case 'T': result = type_to_string (next_tree, verbose);  b
> reak;
> +    case 'T':
> +      {
> +     result = type_to_string (next_tree, verbose, false, quoted,
> +                              pp_show_color (pp));
> +      }
> +      break;
>      case 'V': result = cv_to_string (next_tree, verbose);    bre
> ak;
>      case 'X': result = eh_spec_to_string (next_tree, verbose); 
>  break;
>  
> @@ -4063,14 +4123,14 @@ cp_printer (pretty_printer *pp, text_info
> *text, const char *spec,
>      case 'H':
>        {
>       defer_phase_2_of_type_diff (&postprocessor->m_type_a,
> next_tree,
> -                                 buffer_ptr, verbose, quoted);
> +                                 buffer_ptr, verbose, *quoted);
>       return true;
>        }
>  
>      case 'I':
>        {
>       defer_phase_2_of_type_diff (&postprocessor->m_type_b,
> next_tree,
> -                                 buffer_ptr, verbose, quoted);
> +                                 buffer_ptr, verbose, *quoted);
>       return true;
>        }
>  
> diff --git a/gcc/fortran/error.c b/gcc/fortran/error.c
> index 3ad1cf9..2cece49 100644
> --- a/gcc/fortran/error.c
> +++ b/gcc/fortran/error.c
> @@ -918,7 +918,7 @@ gfc_notify_std (int std, const char *gmsgid, ...)
>  static bool
>  gfc_format_decoder (pretty_printer *pp, text_info *text, const char
> *spec,
>                   int precision, bool wide, bool set_locus, bool
> hash,
> -                 bool quoted, const char **buffer_ptr)
> +                 bool *quoted, const char **buffer_ptr)
>  {
>    switch (*spec)
>      {
> diff --git a/gcc/pretty-print.c b/gcc/pretty-print.c
> index 570dec7..6aee2b5 100644
> --- a/gcc/pretty-print.c
> +++ b/gcc/pretty-print.c
> @@ -545,10 +545,7 @@ pp_format (pretty_printer *pp, text_info *text)
>        gcc_assert (!wide || precision == 0);
>  
>        if (quote)
> -     {
> -       pp_string (pp, open_quote);
> -       pp_string (pp, colorize_start (pp_show_color (pp),
> "quote"));
> -     }
> +     pp_begin_quote (pp, pp_show_color (pp));
>  
>        switch (*p)
>       {
> @@ -675,19 +672,21 @@ pp_format (pretty_printer *pp, text_info *text)
>         {
>           bool ok;
>  
> +         /* Call the format decoder.
> +            Pass the address of "quote" so that format decoders
> can
> +            potentially disable printing of the closing quote
> +            (e.g. when printing "'TYPEDEF' aka 'TYPE'" in the C
> family
> +            of frontends).  */
>           gcc_assert (pp_format_decoder (pp));
>           ok = pp_format_decoder (pp) (pp, text, p,
> -                                      precision, wide, plus,
> hash, quote,
> +                                      precision, wide, plus,
> hash, &quote,
>                                        formatters[argno]);
>           gcc_assert (ok);
>         }
>       }
>  
>        if (quote)
> -     {
> -       pp_string (pp, colorize_stop (pp_show_color (pp)));
> -       pp_string (pp, close_quote);
> -     }
> +     pp_end_quote (pp, pp_show_color (pp));
>  
>        obstack_1grow (&buffer->chunk_obstack, '\0');
>        *formatters[argno] = XOBFINISH (&buffer->chunk_obstack, const
> char *);
> @@ -1061,6 +1060,26 @@ pp_separate_with (pretty_printer *pp, char c)
>    pp_space (pp);
>  }
>  
> +/* Add a localized open quote, and if SHOW_COLOR is true, begin
> colorizing
> +   using the "quote" color.  */
> +
> +void
> +pp_begin_quote (pretty_printer *pp, bool show_color)
> +{
> +  pp_string (pp, open_quote);
> +  pp_string (pp, colorize_start (show_color, "quote"));
> +}
> +
> +/* If SHOW_COLOR is true, stop colorizing.
> +   Add a localized close quote.  */
> +
> +void
> +pp_end_quote (pretty_printer *pp, bool show_color)
> +{
> +  pp_string (pp, colorize_stop (show_color));
> +  pp_string (pp, close_quote);
> +}
> +
>  
>  /* The string starting at P has LEN (at least 1) bytes left; if they
>     start with a valid UTF-8 sequence, return the length of that
> diff --git a/gcc/pretty-print.h b/gcc/pretty-print.h
> index 40e56a3..ff70b70 100644
> --- a/gcc/pretty-print.h
> +++ b/gcc/pretty-print.h
> @@ -180,7 +180,7 @@ struct pp_wrapping_mode_t
>     A client-supplied formatter returns true if everything goes well,
>     otherwise it returns false.  */
>  typedef bool (*printer_fn) (pretty_printer *, text_info *, const
> char *,
> -                         int, bool, bool, bool, bool, const char
> **);
> +                         int, bool, bool, bool, bool *, const
> char **);
>  
>  /* Client supplied function used to decode formats.  */
>  #define pp_format_decoder(PP) (PP)->format_decoder
> @@ -387,6 +387,9 @@ extern void pp_write_text_to_stream
> (pretty_printer *);
>  extern void pp_write_text_as_dot_label_to_stream (pretty_printer *,
> bool);
>  extern void pp_maybe_space (pretty_printer *);
>  
> +extern void pp_begin_quote (pretty_printer *, bool);
> +extern void pp_end_quote (pretty_printer *, bool);
> +
>  /* Switch into verbatim mode and return the old mode.  */
>  static inline pp_wrapping_mode_t
>  pp_set_verbatim_wrapping_ (pretty_printer *pp)
> diff --git a/gcc/testsuite/g++.dg/cpp1z/direct-enum-init1.C
> b/gcc/testsuite/g++.dg/cpp1z/direct-enum-init1.C
> index 11269cc..39b6052 100644
> --- a/gcc/testsuite/g++.dg/cpp1z/direct-enum-init1.C
> +++ b/gcc/testsuite/g++.dg/cpp1z/direct-enum-init1.C
> @@ -17,121 +17,121 @@ void bar (E);
>  void
>  foo ()
>  {
> -  A a1 { 5 };                // { dg-error "invalid conversion from
> 'int' to 'A {enum}'" }
> -  B b1 { 7 };                // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } }
> +  A a1 { 5 };                // { dg-error "invalid conversion from
> 'int' to 'A' {enum}" }
> +  B b1 { 7 };                // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } }
>    C c1 { s };
> -  D d1 { D(t) };     // { dg-error "invalid cast from type 'T' to
> type 'D {enum}'" }
> -  D d2 { t };                // { dg-error "cannot convert 'T' to 'D
> {enum}' in initialization" "" { target c++14_down } }
> -                     // { dg-error "invalid cast from type 'T' to
> type 'D {enum}'" "" { target c++1z } .-1 }
> -  D d3 { 9 };                // { dg-error "cannot convert 'int' to
> 'D {enum}' in initialization" "" { target c++14_down } }
> -  D d4 { l };                // { dg-error "cannot convert 'long
> int' to 'D {enum}' in initialization" "" { target c++14_down } }
> +  D d1 { D(t) };     // { dg-error "invalid cast from type 'T' to
> type 'D' {enum}" }
> +  D d2 { t };                // { dg-error "cannot convert 'T' to
> 'D' {enum} in initialization" "" { target c++14_down } }
> +                     // { dg-error "invalid cast from type 'T' to
> type 'D' {enum}" "" { target c++1z } .-1 }
> +  D d3 { 9 };                // { dg-error "cannot convert 'int' to
> 'D' {enum} in initialization" "" { target c++14_down } }
> +  D d4 { l };                // { dg-error "cannot convert 'long
> int' to 'D' {enum} in initialization" "" { target c++14_down } }
>    D d5 { D(l) };
> -  D d6 { G };                // { dg-error "cannot convert 'A
> {enum}' to 'D {enum}' in initialization" "" { target c++14_down } }
> -  E e1 { 5 };                // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> -  E e2 { -1 };               // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> +  D d6 { G };                // { dg-error "cannot convert 'A'
> {enum} to 'D' {enum} in initialization" "" { target c++14_down } }
> +  E e1 { 5 };                // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
> +  E e2 { -1 };               // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of '-1'
> from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
> -  E e3 { 5.0 };              // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  E e3 { 5.0 };              // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
> -  E e4 { 5.2 };              // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  E e4 { 5.2 };              // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.\[0-9]*e.0' from 'double' to 'unsigned char' inside" "" { target
> c++1z } .-1 }
> -  B b2 = { 7 };              // { dg-error "invalid conversion
> from 'int' to 'B {enum}'" }
> -  C c2 = { C { 8 } };        // { dg-error "cannot convert 'int' to
> 'C {enum}' in initialization" "" { target c++14_down } }
> +  B b2 = { 7 };              // { dg-error "invalid conversion
> from 'int' to 'B' {enum}" }
> +  C c2 = { C { 8 } };        // { dg-error "cannot convert 'int' to
> 'C' {enum} in initialization" "" { target c++14_down } }
>  
> -  D *d7 = new D { 9 };       // { dg-error "cannot convert
> \[^\n\r]* to 'D {enum}' in initialization" "" { target c++14_down } }
> -  E *e5 = new E { -4 };      // { dg-error "cannot convert
> \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
> +  D *d7 = new D { 9 };       // { dg-error "cannot convert
> \[^\n\r]* to 'D' {enum} in initialization" "" { target c++14_down } }
> +  E *e5 = new E { -4 };      // { dg-error "cannot convert
> \[^\n\r]* to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of '-4'
> from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
> -  bar ({ 10 });              // { dg-error "cannot convert
> \[^\n\r]* to 'E {enum}' for argument" }
> -  bar (E { 9 });     // { dg-error "cannot convert 'int' to 'E
> {enum}' in initialization" "" { target c++14_down } }
> -  V v1 = { { 11 } }; // { dg-error "braces around scalar
> initializer for type 'E {enum}'" }
> -  V v2 = { E { 12 } };       // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> -  V v3 = { E { 5.0 } };      // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  bar ({ 10 });              // { dg-error "cannot convert
> \[^\n\r]* to 'E' {enum} for argument" }
> +  bar (E { 9 });     // { dg-error "cannot convert 'int' to 'E'
> {enum} in initialization" "" { target c++14_down } }
> +  V v1 = { { 11 } }; // { dg-error "braces around scalar
> initializer for type 'E' {enum}" }
> +  V v2 = { E { 12 } };       // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
> +  V v3 = { E { 5.0 } };      // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
> -  V v4 = { 13 };     // { dg-error "cannot convert 'int' to 'E
> {enum}' in initialization" }
> -  if (B b3 { 5 })    // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } }
> +  V v4 = { 13 };     // { dg-error "cannot convert 'int' to 'E'
> {enum} in initialization" }
> +  if (B b3 { 5 })    // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } }
>      ;
> -  if (B b4 { 4.0 })  // { dg-error "cannot convert 'double' to
> 'B {enum}' in initialization" "" { target c++14_down } }
> +  if (B b4 { 4.0 })  // { dg-error "cannot convert 'double' to
> 'B' {enum} in initialization" "" { target c++14_down } }
>      ;                        // { dg-error "narrowing conversion of
> '4.0e.0' from 'double' to 'short int' inside" "" { target c++1z } .-1
> }
> -  C c3 { 8L };               // { dg-error "cannot convert 'long
> int' to 'C {enum}' in initialization" "" { target c++14_down } }
> -  B b4 {short (c + 5)};      // { dg-error "invalid conversion
> from 'short int' to 'B {enum}'" "" { target c++14_down } }
> -  B b5 {c + 5};              // { dg-error "invalid conversion
> from 'int' to 'B {enum}'" "" { target c++14_down } }
> +  C c3 { 8L };               // { dg-error "cannot convert 'long
> int' to 'C' {enum} in initialization" "" { target c++14_down } }
> +  B b4 {short (c + 5)};      // { dg-error "invalid conversion
> from 'short int' to 'B' {enum}" "" { target c++14_down } }
> +  B b5 {c + 5};              // { dg-error "invalid conversion
> from 'int' to 'B' {enum}" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> \[^\n\r]* from 'int' to 'short int' inside" "" { target c++1z } .-1 }
> -  C c4 { ll };               // { dg-error "cannot convert 'long
> long int' to 'C {enum}' in initialization" "" { target c++14_down } }
> +  C c4 { ll };               // { dg-error "cannot convert 'long
> long int' to 'C' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of 'll'
> from 'long long int' to 'int' inside" "" { target c++1z } .-1 }
> -  C c5 {short (c + 5)};      // { dg-error "cannot convert 'short
> int' to 'C {enum}' in initialization" "" { target c++14_down } }
> -  C c6 {c + 5};              // { dg-error "cannot convert 'int'
> to 'C {enum}' in initialization" "" { target c++14_down } }
> +  C c5 {short (c + 5)};      // { dg-error "cannot convert 'short
> int' to 'C' {enum} in initialization" "" { target c++14_down } }
> +  C c6 {c + 5};              // { dg-error "cannot convert 'int'
> to 'C' {enum} in initialization" "" { target c++14_down } }
>  }
>  
>  struct U
>  {
> -  U () : e { 5 } {}  // { dg-error "cannot convert \[^\n\r]*
> to 'E {enum}' in initialization" "" { target c++14_down } }
> -  U (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to
> 'E {enum}' in initialization" "" { target c++14_down } }
> +  U () : e { 5 } {}  // { dg-error "cannot convert \[^\n\r]*
> to 'E' {enum} in initialization" "" { target c++14_down } }
> +  U (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to
> 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
>    U (float) : e({ 6 }) {}// { dg-error "list-initializer for non
> -class type must not be parenthesized" }
> -                     // { dg-error "cannot convert \[^\n\r]* to
> 'E {enum}' in initialization" "" { target *-*-* } .-1 }
> +                     // { dg-error "cannot convert \[^\n\r]* to
> 'E' {enum} in initialization" "" { target *-*-* } .-1 }
>    E e;
>  };
>  
>  struct W
>  {
> -  A a { 5 };         // { dg-error "invalid conversion from
> 'int' to 'A {enum}'" }
> -  B b { 6 };         // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } }
> -  C c { 3.0f };              // { dg-error "cannot convert
> \[^\n\r]* to 'C {enum}' in initialization" "" { target c++14_down } }
> +  A a { 5 };         // { dg-error "invalid conversion from
> 'int' to 'A' {enum}" }
> +  B b { 6 };         // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } }
> +  C c { 3.0f };              // { dg-error "cannot convert
> \[^\n\r]* to 'C' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-1 }
> -  D d = { 7 };               // { dg-error "cannot convert
> \[^\n\r]* to 'D {enum}' in initialization" }
> +  D d = { 7 };               // { dg-error "cannot convert
> \[^\n\r]* to 'D' {enum} in initialization" }
>  };
>  
>  template <int N>
>  void
>  foo2 ()
>  {
> -  A a1 { 5 };                // { dg-error "invalid conversion from
> 'int' to 'A {enum}'" }
> -  B b1 { 7 };                // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } }
> +  A a1 { 5 };                // { dg-error "invalid conversion from
> 'int' to 'A' {enum}" }
> +  B b1 { 7 };                // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } }
>    C c1 { s };
> -  D d1 { D(t) };     // { dg-error "invalid cast from type 'T' to
> type 'D {enum}'" }
> -  D d2 { t };                // { dg-error "cannot convert 'T' to 'D
> {enum}' in initialization" "" { target c++14_down } }
> -                     // { dg-error "invalid cast from type 'T' to
> type 'D {enum}'" "" { target c++1z } .-1 }
> -  D d3 { 9 };                // { dg-error "cannot convert 'int' to
> 'D {enum}' in initialization" "" { target c++14_down } }
> -  D d4 { l };                // { dg-error "cannot convert 'long
> int' to 'D {enum}' in initialization" "" { target c++14_down } }
> +  D d1 { D(t) };     // { dg-error "invalid cast from type 'T' to
> type 'D' {enum}" }
> +  D d2 { t };                // { dg-error "cannot convert 'T' to
> 'D' {enum} in initialization" "" { target c++14_down } }
> +                     // { dg-error "invalid cast from type 'T' to
> type 'D' {enum}" "" { target c++1z } .-1 }
> +  D d3 { 9 };                // { dg-error "cannot convert 'int' to
> 'D' {enum} in initialization" "" { target c++14_down } }
> +  D d4 { l };                // { dg-error "cannot convert 'long
> int' to 'D' {enum} in initialization" "" { target c++14_down } }
>    D d5 { D(l) };
> -  D d6 { G };                // { dg-error "cannot convert 'A
> {enum}' to 'D {enum}' in initialization" "" { target c++14_down } }
> -  E e1 { 5 };                // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> -  E e2 { -1 };               // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> +  D d6 { G };                // { dg-error "cannot convert 'A'
> {enum} to 'D' {enum} in initialization" "" { target c++14_down } }
> +  E e1 { 5 };                // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
> +  E e2 { -1 };               // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of '-1'
> from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
> -  E e3 { 5.0 };              // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  E e3 { 5.0 };              // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
> -  E e4 { 5.2 };              // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  E e4 { 5.2 };              // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.\[0-9]*e.0' from 'double' to 'unsigned char' inside" "" { target
> c++1z } .-1 }
> -  B b2 = { 7 };              // { dg-error "invalid conversion
> from 'int' to 'B {enum}'" }
> -  C c2 = { C { 8 } };        // { dg-error "cannot convert 'int' to
> 'C {enum}' in initialization" "" { target c++14_down } }
> -  D *d7 = new D { 9 };       // { dg-error "cannot convert
> \[^\n\r]* to 'D {enum}' in initialization" "" { target c++14_down } }
> -  E *e5 = new E { -4 };      // { dg-error "cannot convert
> \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
> +  B b2 = { 7 };              // { dg-error "invalid conversion
> from 'int' to 'B' {enum}" }
> +  C c2 = { C { 8 } };        // { dg-error "cannot convert 'int' to
> 'C' {enum} in initialization" "" { target c++14_down } }
> +  D *d7 = new D { 9 };       // { dg-error "cannot convert
> \[^\n\r]* to 'D' {enum} in initialization" "" { target c++14_down } }
> +  E *e5 = new E { -4 };      // { dg-error "cannot convert
> \[^\n\r]* to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of '-4'
> from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
> -  bar ({ 10 });              // { dg-error "cannot convert
> \[^\n\r]* to 'E {enum}' for argument" }
> -  bar (E { 9 });     // { dg-error "cannot convert 'int' to 'E
> {enum}' in initialization" "" { target c++14_down } }
> -  V v1 = { { 11 } }; // { dg-error "braces around scalar
> initializer for type 'E {enum}'" }
> -  V v2 = { E { 12 } };       // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> -  V v3 = { E { 5.0 } };      // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  bar ({ 10 });              // { dg-error "cannot convert
> \[^\n\r]* to 'E' {enum} for argument" }
> +  bar (E { 9 });     // { dg-error "cannot convert 'int' to 'E'
> {enum} in initialization" "" { target c++14_down } }
> +  V v1 = { { 11 } }; // { dg-error "braces around scalar
> initializer for type 'E' {enum}" }
> +  V v2 = { E { 12 } };       // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
> +  V v3 = { E { 5.0 } };      // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
> -  V v4 = { 13 };     // { dg-error "cannot convert 'int' to 'E
> {enum}' in initialization" }
> -  if (B b3 { 5 })    // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } }
> +  V v4 = { 13 };     // { dg-error "cannot convert 'int' to 'E'
> {enum} in initialization" }
> +  if (B b3 { 5 })    // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } }
>      ;
> -  if (B b4 { 4.0 })  // { dg-error "cannot convert 'double' to
> 'B {enum}' in initialization" "" { target c++14_down } }
> +  if (B b4 { 4.0 })  // { dg-error "cannot convert 'double' to
> 'B' {enum} in initialization" "" { target c++14_down } }
>      ;                        // { dg-error "narrowing conversion of
> '4.0e.0' from 'double' to 'short int' inside" "" { target c++1z } .-1
> }
> -  C c3 { 8L };               // { dg-error "cannot convert 'long
> int' to 'C {enum}' in initialization" "" { target c++14_down } }
> -  B b4 {short (c + 5)};      // { dg-error "invalid conversion
> from 'short int' to 'B {enum}'" "" { target c++14_down } }
> -  B b5 {c + 5};              // { dg-error "invalid conversion
> from 'int' to 'B {enum}'" "" { target c++14_down } }
> +  C c3 { 8L };               // { dg-error "cannot convert 'long
> int' to 'C' {enum} in initialization" "" { target c++14_down } }
> +  B b4 {short (c + 5)};      // { dg-error "invalid conversion
> from 'short int' to 'B' {enum}" "" { target c++14_down } }
> +  B b5 {c + 5};              // { dg-error "invalid conversion
> from 'int' to 'B' {enum}" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> \[^\n\r]* from 'int' to 'short int' inside" "" { target c++1z } .-1 }
> -  C c4 { ll };               // { dg-error "cannot convert 'long
> long int' to 'C {enum}' in initialization" "" { target c++14_down } }
> +  C c4 { ll };               // { dg-error "cannot convert 'long
> long int' to 'C' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of 'll'
> from 'long long int' to 'int' inside" "" { target c++1z } .-1 }
> -  C c5 {short (c + 5)};      // { dg-error "cannot convert 'short
> int' to 'C {enum}' in initialization" "" { target c++14_down } }
> -  C c6 {c + 5};              // { dg-error "cannot convert 'int'
> to 'C {enum}' in initialization" "" { target c++14_down } }
> +  C c5 {short (c + 5)};      // { dg-error "cannot convert 'short
> int' to 'C' {enum} in initialization" "" { target c++14_down } }
> +  C c6 {c + 5};              // { dg-error "cannot convert 'int'
> to 'C' {enum} in initialization" "" { target c++14_down } }
>  }
>  
>  template <int N>
>  struct U2
>  {
> -  U2 () : e { 5 } {} // { dg-error "cannot convert \[^\n\r]*
> to 'E {enum}' in initialization" "" { target c++14_down } }
> -  U2 (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to
> 'E {enum}' in initialization" "" { target c++14_down } }
> +  U2 () : e { 5 } {} // { dg-error "cannot convert \[^\n\r]*
> to 'E' {enum} in initialization" "" { target c++14_down } }
> +  U2 (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to
> 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
>    U2 (float) : e({ 6 }) {}
>    E e;
> @@ -140,11 +140,11 @@ struct U2
>  template <int N>
>  struct W2
>  {
> -  A a { 5 };         // { dg-error "invalid conversion from
> 'int' to 'A {enum}'" "" { target *-*-* } .-2 }
> -  B b { 6 };         // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } .-3 }
> -  C c { 3.0f };              // { dg-error "cannot convert
> \[^\n\r]* to 'C {enum}' in initialization" "" { target c++14_down } .
> -4 }
> +  A a { 5 };         // { dg-error "invalid conversion from
> 'int' to 'A' {enum}" "" { target *-*-* } .-2 }
> +  B b { 6 };         // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } .-3 }
> +  C c { 3.0f };              // { dg-error "cannot convert
> \[^\n\r]* to 'C' {enum} in initialization" "" { target c++14_down } .
> -4 }
>                       // { dg-error "narrowing conversion of
> '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-5 }
> -  D d = { 7 };               // { dg-error "cannot convert
> \[^\n\r]* to 'D {enum}' in initialization" "" { target *-*-* } .-6 }
> +  D d = { 7 };               // { dg-error "cannot convert
> \[^\n\r]* to 'D' {enum} in initialization" "" { target *-*-* } .-6 }
>  };
>  
>  template <typename H, typename I, typename J, typename K, typename
> L, typename M>
> @@ -152,54 +152,54 @@ void
>  foo3 ()
>  {
>    void bar3 (L);
> -  H a1 { 5 };                // { dg-error "invalid conversion from
> 'int' to 'A {enum}'" }
> -  I b1 { 7 };                // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } }
> +  H a1 { 5 };                // { dg-error "invalid conversion from
> 'int' to 'A' {enum}" }
> +  I b1 { 7 };                // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } }
>    J c1 { s };
> -  K d1 { K(t) };     // { dg-error "invalid cast from type 'T' to
> type 'D {enum}'" }
> -  K d2 { t };                // { dg-error "cannot convert 'T' to 'D
> {enum}' in initialization" "" { target c++14_down } }
> -                     // { dg-error "invalid cast from type 'T' to
> type 'D {enum}'" "" { target c++1z } .-1 }
> -  K d3 { 9 };                // { dg-error "cannot convert 'int' to
> 'D {enum}' in initialization" "" { target c++14_down } }
> -  K d4 { l };                // { dg-error "cannot convert 'long
> int' to 'D {enum}' in initialization" "" { target c++14_down } }
> +  K d1 { K(t) };     // { dg-error "invalid cast from type 'T' to
> type 'D' {enum}" }
> +  K d2 { t };                // { dg-error "cannot convert 'T' to
> 'D' {enum} in initialization" "" { target c++14_down } }
> +                     // { dg-error "invalid cast from type 'T' to
> type 'D' {enum}" "" { target c++1z } .-1 }
> +  K d3 { 9 };                // { dg-error "cannot convert 'int' to
> 'D' {enum} in initialization" "" { target c++14_down } }
> +  K d4 { l };                // { dg-error "cannot convert 'long
> int' to 'D' {enum} in initialization" "" { target c++14_down } }
>    K d5 { K(l) };
> -  K d6 { G };                // { dg-error "cannot convert 'A
> {enum}' to 'D {enum}' in initialization" "" { target c++14_down } }
> -  L e1 { 5 };                // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> -  L e2 { -1 };               // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> +  K d6 { G };                // { dg-error "cannot convert 'A'
> {enum} to 'D' {enum} in initialization" "" { target c++14_down } }
> +  L e1 { 5 };                // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
> +  L e2 { -1 };               // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of '-1'
> from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
> -  L e3 { 5.0 };              // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  L e3 { 5.0 };              // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
> -  L e4 { 5.2 };              // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  L e4 { 5.2 };              // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.\[0-9]*e.0' from 'double' to 'unsigned char' inside" "" { target
> c++1z } .-1 }
> -  I b2 = { 7 };              // { dg-error "invalid conversion
> from 'int' to 'B {enum}'" }
> -  J c2 = { J { 8 } };        // { dg-error "cannot convert 'int' to
> 'C {enum}' in initialization" "" { target c++14_down } }
> -  K *d7 = new K { 9 };       // { dg-error "cannot convert
> \[^\n\r]* to 'D {enum}' in initialization" "" { target c++14_down } }
> -  L *e5 = new L { -4 };      // { dg-error "cannot convert
> \[^\n\r]* to 'E {enum}' in initialization" "" { target c++14_down } }
> +  I b2 = { 7 };              // { dg-error "invalid conversion
> from 'int' to 'B' {enum}" }
> +  J c2 = { J { 8 } };        // { dg-error "cannot convert 'int' to
> 'C' {enum} in initialization" "" { target c++14_down } }
> +  K *d7 = new K { 9 };       // { dg-error "cannot convert
> \[^\n\r]* to 'D' {enum} in initialization" "" { target c++14_down } }
> +  L *e5 = new L { -4 };      // { dg-error "cannot convert
> \[^\n\r]* to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of '-4'
> from 'int' to 'unsigned char' inside" "" { target c++1z } .-1 }
> -  bar3 ({ 10 });     // { dg-error "cannot convert \[^\n\r]* to
> 'E {enum}' for argument" }
> -  bar3 (E { 9 });    // { dg-error "cannot convert 'int' to 'E
> {enum}' in initialization" "" { target c++14_down } }
> -  M v1 = { { 11 } }; // { dg-error "braces around scalar
> initializer for type 'E {enum}'" }
> -  M v2 = { L { 12 } };       // { dg-error "cannot convert 'int' to
> 'E {enum}' in initialization" "" { target c++14_down } }
> -  M v3 = { L { 5.0 } };      // { dg-error "cannot convert
> 'double' to 'E {enum}' in initialization" "" { target c++14_down } }
> +  bar3 ({ 10 });     // { dg-error "cannot convert \[^\n\r]* to
> 'E' {enum} for argument" }
> +  bar3 (E { 9 });    // { dg-error "cannot convert 'int' to 'E'
> {enum} in initialization" "" { target c++14_down } }
> +  M v1 = { { 11 } }; // { dg-error "braces around scalar
> initializer for type 'E' {enum}" }
> +  M v2 = { L { 12 } };       // { dg-error "cannot convert 'int' to
> 'E' {enum} in initialization" "" { target c++14_down } }
> +  M v3 = { L { 5.0 } };      // { dg-error "cannot convert
> 'double' to 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
> -  M v4 = { 13 };     // { dg-error "cannot convert 'int' to 'E
> {enum}' in initialization" }
> -  if (I b3 { 5 })    // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } }
> +  M v4 = { 13 };     // { dg-error "cannot convert 'int' to 'E'
> {enum} in initialization" }
> +  if (I b3 { 5 })    // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } }
>      ;
> -  if (I b4 { 4.0 })  // { dg-error "cannot convert 'double' to
> 'B {enum}' in initialization" "" { target c++14_down } }
> +  if (I b4 { 4.0 })  // { dg-error "cannot convert 'double' to
> 'B' {enum} in initialization" "" { target c++14_down } }
>      ;                        // { dg-error "narrowing conversion of
> '4.0e.0' from 'double' to 'short int' inside" "" { target c++1z } .-1
> }
> -  J c3 { 8L };               // { dg-error "cannot convert 'long
> int' to 'C {enum}' in initialization" "" { target c++14_down } }
> -  I b4 {short (c + 5)};      // { dg-error "invalid conversion
> from 'short int' to 'B {enum}'" "" { target c++14_down } }
> -  I b5 {c + 5};              // { dg-error "invalid conversion
> from 'int' to 'B {enum}'" "" { target c++14_down } }
> +  J c3 { 8L };               // { dg-error "cannot convert 'long
> int' to 'C' {enum} in initialization" "" { target c++14_down } }
> +  I b4 {short (c + 5)};      // { dg-error "invalid conversion
> from 'short int' to 'B' {enum}" "" { target c++14_down } }
> +  I b5 {c + 5};              // { dg-error "invalid conversion
> from 'int' to 'B' {enum}" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> \[^\n\r]* from 'int' to 'short int' inside" "" { target c++1z } .-1 }
> -  J c4 { ll };               // { dg-error "cannot convert 'long
> long int' to 'C {enum}' in initialization" "" { target c++14_down } }
> +  J c4 { ll };               // { dg-error "cannot convert 'long
> long int' to 'C' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of 'll'
> from 'long long int' to 'int' inside" "" { target c++1z } .-1 }
> -  J c5 {short (c + 5)};      // { dg-error "cannot convert 'short
> int' to 'C {enum}' in initialization" "" { target c++14_down } }
> -  J c6 {c + 5};              // { dg-error "cannot convert 'int'
> to 'C {enum}' in initialization" "" { target c++14_down } }
> +  J c5 {short (c + 5)};      // { dg-error "cannot convert 'short
> int' to 'C' {enum} in initialization" "" { target c++14_down } }
> +  J c6 {c + 5};              // { dg-error "cannot convert 'int'
> to 'C' {enum} in initialization" "" { target c++14_down } }
>  }
>  
>  template <typename L>
>  struct U3
>  {
> -  U3 () : e { 5 } {} // { dg-error "cannot convert \[^\n\r]*
> to 'E {enum}' in initialization" "" { target c++14_down } }
> -  U3 (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to
> 'E {enum}' in initialization" "" { target c++14_down } }
> +  U3 () : e { 5 } {} // { dg-error "cannot convert \[^\n\r]*
> to 'E' {enum} in initialization" "" { target c++14_down } }
> +  U3 (int) : e { 5.0 } {}// { dg-error "cannot convert \[^\n\r]* to
> 'E' {enum} in initialization" "" { target c++14_down } }
>                       // { dg-error "narrowing conversion of
> '5.0e.0' from 'double' to 'unsigned char' inside" "" { target c++1z }
> .-1 }
>    U3 (float) : e({ 6 }) {}
>    L e;
> @@ -208,11 +208,11 @@ struct U3
>  template <typename H, typename I, typename J, typename K>
>  struct W3
>  {
> -  H a { 5 };         // { dg-error "invalid conversion from
> 'int' to 'A {enum}'" "" { target *-*-* } .-2 }
> -  I b { 6 };         // { dg-error "invalid conversion from
> 'int' to 'B {enum}'" "" { target c++14_down } .-3 }
> -  J c { 3.0f };              // { dg-error "cannot convert
> \[^\n\r]* to 'C {enum}' in initialization" "" { target c++14_down } .
> -4 }
> +  H a { 5 };         // { dg-error "invalid conversion from
> 'int' to 'A' {enum}" "" { target *-*-* } .-2 }
> +  I b { 6 };         // { dg-error "invalid conversion from
> 'int' to 'B' {enum}" "" { target c++14_down } .-3 }
> +  J c { 3.0f };              // { dg-error "cannot convert
> \[^\n\r]* to 'C' {enum} in initialization" "" { target c++14_down } .
> -4 }
>                       // { dg-error "narrowing conversion of
> '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-5 }
> -  K d = { 7 };               // { dg-error "cannot convert
> \[^\n\r]* to 'D {enum}' in initialization" "" { target *-*-* } .-6 }
> +  K d = { 7 };               // { dg-error "cannot convert
> \[^\n\r]* to 'D' {enum} in initialization" "" { target *-*-* } .-6 }
>  };
>  
>  void
> @@ -221,17 +221,17 @@ test ()
>    foo2<0> ();
>    U2<0> u20;
>    U2<1> u21 (5);
> -  W2<0> w2;          // { dg-error "invalid conversion from
> 'int' to 'A {enum}'" }
> -                     // { dg-error "invalid conversion from 'int'
> to 'B {enum}'" "" { target c++14_down } .-1 }
> -                     // { dg-error "cannot convert \[^\n\r]* to
> 'C {enum}' in initialization" "" { target c++14_down } .-2 }
> +  W2<0> w2;          // { dg-error "invalid conversion from
> 'int' to 'A' {enum}" }
> +                     // { dg-error "invalid conversion from 'int'
> to 'B' {enum}" "" { target c++14_down } .-1 }
> +                     // { dg-error "cannot convert \[^\n\r]* to
> 'C' {enum} in initialization" "" { target c++14_down } .-2 }
>                       // { dg-error "narrowing conversion of
> '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-3 }
> -                     // { dg-error "cannot convert \[^\n\r]* to
> 'D {enum}' in initialization" "" { target *-*-* } .-4 }
> +                     // { dg-error "cannot convert \[^\n\r]* to
> 'D' {enum} in initialization" "" { target *-*-* } .-4 }
>    foo3<A, B, C, D, E, V> ();
>    U3<E> u30;
>    U3<E> u31 (5);
> -  W3<A, B, C, D> w3; // { dg-error "invalid conversion from
> 'int' to 'A {enum}'" }
> -                     // { dg-error "invalid conversion from 'int'
> to 'B {enum}'" "" { target c++14_down } .-1 }
> -                     // { dg-error "cannot convert \[^\n\r]* to
> 'C {enum}' in initialization" "" { target c++14_down } .-2 }
> +  W3<A, B, C, D> w3; // { dg-error "invalid conversion from
> 'int' to 'A' {enum}" }
> +                     // { dg-error "invalid conversion from 'int'
> to 'B' {enum}" "" { target c++14_down } .-1 }
> +                     // { dg-error "cannot convert \[^\n\r]* to
> 'C' {enum} in initialization" "" { target c++14_down } .-2 }
>                       // { dg-error "narrowing conversion of
> '3.0e.0f' from 'float' to 'int' inside" "" { target c++1z } .-3 }
> -                     // { dg-error "cannot convert \[^\n\r]* to
> 'D {enum}' in initialization" "" { target *-*-* } .-4 }
> +                     // { dg-error "cannot convert \[^\n\r]* to
> 'D' {enum} in initialization" "" { target *-*-* } .-4 }
>  }
> diff --git a/gcc/testsuite/g++.dg/diagnostic/aka1.C
> b/gcc/testsuite/g++.dg/diagnostic/aka1.C
> index 37f8df9..cb314fb 100644
> --- a/gcc/testsuite/g++.dg/diagnostic/aka1.C
> +++ b/gcc/testsuite/g++.dg/diagnostic/aka1.C
> @@ -12,4 +12,4 @@ void A::f() {
>  typedef A B;
>  
>  // We do want an aka for a real typedef.
> -B b = 0;                     // { dg-error "B .aka A." }
> +B b = 0;                     // { dg-error "'B' {aka 'A'}" }
> diff --git a/gcc/testsuite/g++.dg/diagnostic/aka2.C
> b/gcc/testsuite/g++.dg/diagnostic/aka2.C
> new file mode 100644
> index 0000000..a43f9e3
> --- /dev/null
> +++ b/gcc/testsuite/g++.dg/diagnostic/aka2.C
> @@ -0,0 +1,32 @@
> +/* Verify that the "aka" descriptions for typedefs are correctly
> +   quoted (PR 62170).  */
> +
> +/* Exercise %H and %I.  */
> +
> +typedef struct s1 t1;
> +typedef struct s2 {int i;} t2;
> +
> +int foo(t1 *);
> +
> +void test_1 () {
> +  t2 pos;
> +
> +  foo (&pos); // { dg-error "cannot convert 't2\\*' {aka 's2\\*'} to
> 't1\\*' {aka 's1\\*'} for argument '1' to 'int foo\\(t1\\*\\)'" }
> +}
> +
> +/* Exercise %T.  */
> +
> +typedef struct s3
> +{  
> +  void m3 ();
> +} t3;
> +
> +void test_2 (const s3 *ptr)
> +{
> +  ptr->m3 (); // { dg-error "passing 'const s3' as 'this' argument
> discards qualifiers" }
> +}
> +
> +void test_3 (const t3 *ptr)
> +{
> +  ptr->m3 (); // { dg-error "passing 'const t3' {aka 'const s3'} as
> 'this' argument discards qualifiers" }
> +}
> diff --git a/gcc/testsuite/g++.dg/parse/error55.C
> b/gcc/testsuite/g++.dg/parse/error55.C
> index 24cca50..70af85d 100644
> --- a/gcc/testsuite/g++.dg/parse/error55.C
> +++ b/gcc/testsuite/g++.dg/parse/error55.C
> @@ -3,5 +3,5 @@
>  class A { };
>  typedef A B;
>  void foo (B &a) {
> -  a.x();  // { dg-error "'B {aka class A}' has no member named 'x'"
> }
> +  a.x();  // { dg-error "'B' {aka 'class A'} has no member named
> 'x'" }
>  }
> diff --git a/gcc/testsuite/g++.dg/warn/pr12242.C
> b/gcc/testsuite/g++.dg/warn/pr12242.C
> index e1cd780..2cb344b 100644
> --- a/gcc/testsuite/g++.dg/warn/pr12242.C
> +++ b/gcc/testsuite/g++.dg/warn/pr12242.C
> @@ -10,14 +10,14 @@ void example ()
>    X x;
>    Y y;
>    
> -  x = 10;  // { dg-warning "invalid conversion from .int. to .X
> {enum}." "invalid" }
> -           // { dg-warning "unspecified" "unspecified" { target *-*
> -* } .-1 }
> -  x = 1;   // { dg-warning "invalid conversion from .int. to .X
> {enum}." }
> -  x = C;   // { dg-error "cannot convert .Y {enum}. to .X {enum}. in
> assignment" }  
> -  x = D;   // { dg-error "cannot convert .Y {enum}. to .X {enum}. in
> assignment" }  
> -  y = A;   // { dg-error "cannot convert .X {enum}. to .Y {enum}. in
> assignment" }  
> -  x = y;   // { dg-error "cannot convert .Y {enum}. to .X {enum}. in
> assignment" }  
> -  x = i;   // { dg-warning "invalid conversion from .int. to .X
> {enum}."  }
> +  x = 10;  // { dg-warning "invalid conversion from 'int' to 'X'
> {enum}" "invalid" }
> +           // { dg-warning "unspecified" "unspecified" { target *-*
> -* } '-1 }
> +  x = 1;   // { dg-warning "invalid conversion from 'int' to 'X'
> {enum}" }
> +  x = C;   // { dg-error "cannot convert 'Y' {enum} to 'X' {enum} in
> assignment" }  
> +  x = D;   // { dg-error "cannot convert 'Y' {enum} to 'X' {enum} in
> assignment" }  
> +  y = A;   // { dg-error "cannot convert 'X' {enum} to 'Y' {enum} in
> assignment" }  
> +  x = y;   // { dg-error "cannot convert 'Y' {enum} to 'X' {enum} in
> assignment" }  
> +  x = i;   // { dg-warning "invalid conversion from 'int' to 'X'
> {enum}"  }
>  }
>  
>  void foo () 
> diff --git a/gcc/testsuite/g++.old-deja/g++.mike/enum1.C
> b/gcc/testsuite/g++.old-deja/g++.mike/enum1.C
> index 2f7a6dd..82abb602e 100644
> --- a/gcc/testsuite/g++.old-deja/g++.mike/enum1.C
> +++ b/gcc/testsuite/g++.old-deja/g++.mike/enum1.C
> @@ -8,4 +8,4 @@ struct Type {
>    void setBTK();
>  };
>  
> -void Type::setBTK() { kind = DTK; } // { dg-warning "conversion from
> '\[^\n\r]+' to .unsigned char:1. changes value from" }
> +void Type::setBTK() { kind = DTK; } // { dg-warning "conversion from
> '\[^\n\r]+' {enum} to .unsigned char:1. changes value from" }
> diff --git a/gcc/testsuite/gcc.dg/diag-aka-1.c
> b/gcc/testsuite/gcc.dg/diag-aka-1.c
> index 87bc757..fde4ca7 100644
> --- a/gcc/testsuite/gcc.dg/diag-aka-1.c
> +++ b/gcc/testsuite/gcc.dg/diag-aka-1.c
> @@ -10,7 +10,7 @@ typedef int IA[];
>  typedef IA *IAP;
>  extern IAP arr[];
>  
> -void fn1 (B *); /* { dg-message "expected .B \\* {aka struct A \\*}.
> but argument is of type .struct B \\*." } */
> +void fn1 (B *); /* { dg-message "expected 'B \\*' {aka 'struct A
> \\*'} but argument is of type 'struct B \\*'" } */
>  void fn2 (TFC *);
>  
>  void 
> @@ -24,6 +24,6 @@ bar (B *b, int *i)
>  int
>  foo (void *a)
>  {
> -  T *t = a; /* { dg-warning "request for implicit conversion from
> .void \\*. to .T \\* {aka struct T \\*}. not" } */
> +  T *t = a; /* { dg-warning "request for implicit conversion from
> 'void \\*' to 'T \\*' {aka 'struct T \\*'} not" } */
>    return t->i;
>  }
> diff --git a/gcc/testsuite/gcc.dg/diag-aka-2.c
> b/gcc/testsuite/gcc.dg/diag-aka-2.c
> new file mode 100644
> index 0000000..a4b2242
> --- /dev/null
> +++ b/gcc/testsuite/gcc.dg/diag-aka-2.c
> @@ -0,0 +1,12 @@
> +/* Verify that the "aka" descriptions for typedefs are correctly
> +   quoted (PR 62170).  */
> +
> +typedef struct s1 t1;
> +
> +int foo(t1 *); /* { dg-message "expected 't1 \\*' {aka 'struct s1
> \\*'} but argument is of type 't2 \\*' {aka 'struct s2 \\*'}" } */
> +
> +int bar() {
> +  typedef struct s2 {int i;} t2;
> +  t2 pos;
> +  return foo(&pos); /* { dg-error "incompatible pointer type" } */
> +}
> diff --git a/gcc/testsuite/gcc.dg/pr13804-1.c
> b/gcc/testsuite/gcc.dg/pr13804-1.c
> index 65b238a..5fc17f4 100644
> --- a/gcc/testsuite/gcc.dg/pr13804-1.c
> +++ b/gcc/testsuite/gcc.dg/pr13804-1.c
> @@ -20,9 +20,9 @@ void
>  f (void)
>  {
>    x0.c; /* { dg-error "'struct s0' has no member named 'c'" } */
> -  x1.c; /* { dg-error "'S0 {aka struct s0}' has no member named 'c'"
> } */
> +  x1.c; /* { dg-error "'S0' {aka 'struct s0'} has no member named
> 'c'" } */
>    x2.c; /* { dg-error "'union u0' has no member named 'c'" } */
> -  x3.c; /* { dg-error "'U0 {aka union u0}' has no member named 'c'"
> } */
> +  x3.c; /* { dg-error "'U0' {aka 'union u0'} has no member named
> 'c'" } */
>    x4->c; /* { dg-error "'struct s0' has no member named 'c'" } */
>    x5->c; /* { dg-error "'union u0' has no member named 'c'" } */
>  }
> diff --git a/gcc/testsuite/gcc.dg/pr56980.c
> b/gcc/testsuite/gcc.dg/pr56980.c
> index 27405ef..5303c61 100644
> --- a/gcc/testsuite/gcc.dg/pr56980.c
> +++ b/gcc/testsuite/gcc.dg/pr56980.c
> @@ -5,12 +5,12 @@ typedef struct A { int i; } B;
>  typedef union U { int i; } V;
>  typedef enum E { G } F;
>  
> -void foo_s (struct A); /* { dg-message "expected .struct A. but
> argument is of type .B \\* {aka struct A \\*}." } */
> -void foo_u (union U); /* { dg-message "expected .union U. but
> argument is of type .V \\* {aka union U \\*}." } */
> -void foo_e (enum E); /* { dg-message "expected .enum E. but argument
> is of type .F \\* {aka enum E \\*}." } */
> -void foo_sp (B *); /* { dg-message "expected .B \\* {aka struct A
> \\*}. but argument is of type .struct B \\*." } */
> -void foo_up (V *); /* { dg-message "expected .V \\* {aka union U
> \\*}. but argument is of type .union V \\*." } */
> -void foo_ep (F *); /* { dg-message "expected .F \\* {aka enum E
> \\*}. but argument is of type .enum F \\*." } */
> +void foo_s (struct A); /* { dg-message "expected .struct A. but
> argument is of type 'B \\*' {aka 'struct A \\*'}" } */
> +void foo_u (union U); /* { dg-message "expected .union U. but
> argument is of type 'V \\*' {aka 'union U \\*'}" } */
> +void foo_e (enum E); /* { dg-message "expected .enum E. but argument
> is of type 'F \\*' {aka 'enum E \\*'}" } */
> +void foo_sp (B *); /* { dg-message "expected 'B \\*' {aka 'struct A
> \\*'} but argument is of type .struct B \\*." } */
> +void foo_up (V *); /* { dg-message "expected 'V \\*' {aka 'union U
> \\*'} but argument is of type .union V \\*." } */
> +void foo_ep (F *); /* { dg-message "expected 'F \\*' {aka 'enum E
> \\*'} but argument is of type .enum F \\*." } */
>  
>  void 
>  bar (B *b, V *v, F *f)
> diff --git a/gcc/testsuite/gcc.dg/pr65050.c
> b/gcc/testsuite/gcc.dg/pr65050.c
> index 0822a99..e29559d 100644
> --- a/gcc/testsuite/gcc.dg/pr65050.c
> +++ b/gcc/testsuite/gcc.dg/pr65050.c
> @@ -2,9 +2,9 @@
>  /* { dg-do compile } */
>  
>  typedef int A[];
> -struct S { int i; A a[5]; } s; /* { dg-error "array type has
> incomplete element type .A {aka int\\\[\\\]}." } */
> +struct S { int i; A a[5]; } s; /* { dg-error "array type has
> incomplete element type 'A' {aka 'int\\\[\\\]'}" } */
>  extern void foo (int p[2][]); /* { dg-error "array type has
> incomplete element type .int\\\[\\\]." } */
> -extern void bar (A p[2]); /* { dg-error "array type has incomplete
> element type .A {aka int\\\[\\\]}." } */
> +extern void bar (A p[2]); /* { dg-error "array type has incomplete
> element type 'A' {aka 'int\\\[\\\]'}" } */
>  
>  void
>  foo (int p[2][]) /* { dg-error "array type has incomplete element
> type .int\\\[\\\]." } */
> @@ -12,7 +12,7 @@ foo (int p[2][]) /* { dg-error "array type has
> incomplete element type .int\\\[\
>  }
>  
>  void
> -bar (A p[2]) /* { dg-error "array type has incomplete element type
> .A {aka int\\\[\\\]}." } */
> +bar (A p[2]) /* { dg-error "array type has incomplete element type
> 'A' {aka 'int\\\[\\\]'}" } */
>  {
>  }
>  
> @@ -20,4 +20,4 @@ struct T;
>  struct T t[5]; /* { dg-error "array type has incomplete element type
> .struct T." } */
>  struct U u[] = { { "abc" } }; /* { dg-error "array type has
> incomplete element type .struct U." } */
>  typedef struct T TT;
> -TT tt[5]; /* { dg-error "array type has incomplete element type .TT
> {aka struct T}." } */
> +TT tt[5]; /* { dg-error "array type has incomplete element type 'TT'
> {aka 'struct T'}" } */
> diff --git a/gcc/testsuite/gcc.dg/redecl-14.c
> b/gcc/testsuite/gcc.dg/redecl-14.c
> index 97003c1..1bf1d96 100644
> --- a/gcc/testsuite/gcc.dg/redecl-14.c
> +++ b/gcc/testsuite/gcc.dg/redecl-14.c
> @@ -18,5 +18,5 @@ f (void)
>    }
>    extern IAP a[];
>    extern IAP a[5];
> -  sizeof (*a[0]); /* { dg-error "invalid application of 'sizeof' to
> incomplete type 'IA {aka int\\\[\\\]}'" } */
> +  sizeof (*a[0]); /* { dg-error "invalid application of 'sizeof' to
> incomplete type 'IA' {aka 'int\\\[\\\]'}" } */
>  }
> diff --git a/gcc/testsuite/gcc.dg/utf16-4.c
> b/gcc/testsuite/gcc.dg/utf16-4.c
> index f9ebd61..f2d4388 100644
> --- a/gcc/testsuite/gcc.dg/utf16-4.c
> +++ b/gcc/testsuite/gcc.dg/utf16-4.c
> @@ -12,7 +12,7 @@ char16_t    c2 = u'\U00064321';     /* { dg
> -warning "constant too long" } */
>  char16_t     c3 = 'a';
>  char16_t     c4 = U'a';
>  char16_t     c5 = U'\u2029';
> -char16_t     c6 = U'\U00064321';     /* { dg-warning
> "conversion from .unsigned int. to .char16_t {aka short unsigned
> int}. changes value from .410401. to .17185." } */
> +char16_t     c6 = U'\U00064321';     /* { dg-warning
> "conversion from .unsigned int. to 'char16_t' {aka 'short unsigned
> int'} changes value from .410401. to .17185." } */
>  char16_t     c7 = L'a';
>  char16_t     c8 = L'\u2029';
>  char16_t     c9 = L'\U00064321';     /* { dg-warning
> "conversion" "" { target { 4byte_wchar_t } } } */
> diff --git a/gcc/testsuite/gcc.target/i386/sse-vect-types.c
> b/gcc/testsuite/gcc.target/i386/sse-vect-types.c
> index 9cb6f3e..ac4ece4 100644
> --- a/gcc/testsuite/gcc.target/i386/sse-vect-types.c
> +++ b/gcc/testsuite/gcc.target/i386/sse-vect-types.c
> @@ -10,4 +10,4 @@ __m128d foo1(__m128d z, __m128d  a, int N) {
>    }
>    return a;
>  }
> -/* { dg-message "note: expected '\[^'\n\]*' but argument is of type
> '\[^'\n\]*'" "note: expected" { target *-*-* } 0 } */
> +/* { dg-message "note: expected '.*'.* but argument is of type '.*'"
> "note: expected" { target *-*-* } 0 } */
> diff --git a/gcc/testsuite/obj-c++.dg/invalid-type-1.mm
> b/gcc/testsuite/obj-c++.dg/invalid-type-1.mm
> index cb2138f..59c8666 100644
> --- a/gcc/testsuite/obj-c++.dg/invalid-type-1.mm
> +++ b/gcc/testsuite/obj-c++.dg/invalid-type-1.mm
> @@ -18,8 +18,8 @@ id <MyProtocol> object; /* This is fine.  */
>  
>  AClass <MyProtocol> *object1; /* This is fine.  */
>  
> -Integer <MyProtocol> *object2; /* { dg-error ".Integer {aka int}. is
> not a template" } */
> +Integer <MyProtocol> *object2; /* { dg-error "'Integer' {aka 'int'}
> is not a template" } */
>  /* { dg-error ".MyProtocol. was not declared in this scope" "" {
> target *-*-* } .-1 } */
>  
> -Integer <NonExistingProtocol> *object3; /* { dg-error ".Integer {aka
> int}. is not a template" } */
> +Integer <NonExistingProtocol> *object3; /* { dg-error "'Integer'
> {aka 'int'} is not a template" } */
>  /* { dg-error ".NonExistingProtocol. was not declared in this scope"
> "" { target *-*-* } .-1 } */
> diff --git a/gcc/tree-diagnostic.c b/gcc/tree-diagnostic.c
> index 52b7e7f..5f3295f 100644
> --- a/gcc/tree-diagnostic.c
> +++ b/gcc/tree-diagnostic.c
> @@ -245,7 +245,7 @@ virt_loc_aware_diagnostic_finalizer
> (diagnostic_context *context,
>  bool
>  default_tree_printer (pretty_printer *pp, text_info *text, const
> char *spec,
>                     int precision, bool wide, bool set_locus, bool
> hash,
> -                   bool, const char **)
> +                   bool *, const char **)
>  {
>    tree t;
>  
> diff --git a/gcc/tree-diagnostic.h b/gcc/tree-diagnostic.h
> index 85aa980..e38bb44 100644
> --- a/gcc/tree-diagnostic.h
> +++ b/gcc/tree-diagnostic.h
> @@ -55,6 +55,6 @@ void virt_loc_aware_diagnostic_finalizer
> (diagnostic_context *,
>  
>  void tree_diagnostics_defaults (diagnostic_context *context);
>  bool default_tree_printer (pretty_printer *, text_info *, const char
> *,
> -                        int, bool, bool, bool, bool, const char
> **);
> +                        int, bool, bool, bool, bool *, const char
> **);
>  
>  #endif /* ! GCC_TREE_DIAGNOSTIC_H */

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