On 19.02.2016 16:22, Jakub Jelinek wrote:
>
> Guess it is mostly reasonable (still, this is C++ FE, so I'd prefer
> Jason to ack it), except for:
>

Here are updated versions of the cfns-patch and the pr69856-patch.
Are they OK for trunk when boot-strap and reg-testing succeeds?

Thanks
Bernd.
2016-02-19  Jakub Jelinek  <ja...@redhat.com>
	    Bernd Edlinger  <bernd.edlin...@hotmail.de>

	* Make-lang.in: Invoke gpref with -L C++.
 	* cfns.gperf: Remove prototypes for hash and libc_name_p
 	inlines.
 	* cfns.h: Regenerated.
	* except.c (nothrow_libfn_p): Adjust.

Index: gcc/cp/Make-lang.in
===================================================================
--- gcc/cp/Make-lang.in	(revision 233557)
+++ gcc/cp/Make-lang.in	(working copy)
@@ -112,7 +112,7 @@ else
 # deleting the $(srcdir)/cp/cfns.h file.
 $(srcdir)/cp/cfns.h:
 endif
-	gperf -o -C -E -k '1-6,$$' -j1 -D -N 'libc_name_p' -L ANSI-C \
+	gperf -o -C -E -k '1-6,$$' -j1 -D -N 'libc_name_p' -L C++ \
 		$(srcdir)/cp/cfns.gperf --output-file $(srcdir)/cp/cfns.h
 
 #
Index: gcc/cp/cfns.gperf
===================================================================
--- gcc/cp/cfns.gperf	(revision 233557)
+++ gcc/cp/cfns.gperf	(working copy)
@@ -1,3 +1,5 @@
+%language=C++
+%define class-name libc_name
 %{
 /* Copyright (C) 2000-2016 Free Software Foundation, Inc.
 
@@ -16,14 +18,6 @@ for more details.
 You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
-#ifdef __GNUC__
-__inline
-#endif
-static unsigned int hash (const char *, unsigned int);
-#ifdef __GNUC__
-__inline
-#endif
-const char * libc_name_p (const char *, unsigned int);
 %}
 %%
 # The standard C library functions, for feeding to gperf; the result is used
Index: gcc/cp/cfns.h
===================================================================
--- gcc/cp/cfns.h	(revision 233557)
+++ gcc/cp/cfns.h	(working copy)
@@ -1,5 +1,5 @@
-/* ANSI-C code produced by gperf version 3.0.3 */
-/* Command-line: gperf -o -C -E -k '1-6,$' -j1 -D -N libc_name_p -L ANSI-C cfns.gperf  */
+/* C++ code produced by gperf version 3.0.4 */
+/* Command-line: gperf -o -C -E -k '1-6,$' -j1 -D -N libc_name_p -L C++ --output-file cfns.h cfns.gperf  */
 
 #if !((' ' == 32) && ('!' == 33) && ('"' == 34) && ('#' == 35) \
       && ('%' == 37) && ('&' == 38) && ('\'' == 39) && ('(' == 40) \
@@ -28,7 +28,7 @@
 #error "gperf generated tables don't work with this execution character set. Please report a bug to <bug-gnu-gp...@gnu.org>."
 #endif
 
-#line 1 "cfns.gperf"
+#line 3 "cfns.gperf"
 
 /* Copyright (C) 2000-2016 Free Software Foundation, Inc.
 
@@ -47,26 +47,19 @@ for more details.
 You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
-#ifdef __GNUC__
-__inline
-#endif
-static unsigned int hash (const char *, unsigned int);
-#ifdef __GNUC__
-__inline
-#endif
-const char * libc_name_p (const char *, unsigned int);
 /* maximum key range = 391, duplicates = 0 */
 
-#ifdef __GNUC__
-__inline
-#else
-#ifdef __cplusplus
-inline
-#endif
-#endif
-static unsigned int
-hash (register const char *str, register unsigned int len)
+class libc_name
 {
+private:
+  static inline unsigned int hash (const char *str, unsigned int len);
+public:
+  static const char *libc_name_p (const char *str, unsigned int len);
+};
+
+inline unsigned int
+libc_name::hash (register const char *str, register unsigned int len)
+{
   static const unsigned short asso_values[] =
     {
       400, 400, 400, 400, 400, 400, 400, 400, 400, 400,
@@ -122,14 +115,8 @@ along with GCC; see the file COPYING3.  If not see
   return hval + asso_values[(unsigned char)str[len - 1]];
 }
 
-#ifdef __GNUC__
-__inline
-#ifdef __GNUC_STDC_INLINE__
-__attribute__ ((__gnu_inline__))
-#endif
-#endif
 const char *
-libc_name_p (register const char *str, register unsigned int len)
+libc_name::libc_name_p (register const char *str, register unsigned int len)
 {
   enum
     {
Index: gcc/cp/except.c
===================================================================
--- gcc/cp/except.c	(revision 233557)
+++ gcc/cp/except.c	(working copy)
@@ -1040,7 +1040,7 @@ nothrow_libfn_p (const_tree fn)
      unless the system headers are playing rename tricks, and if
      they are, we don't want to be confused by them.  */
   id = DECL_NAME (fn);
-  return !!libc_name_p (IDENTIFIER_POINTER (id), IDENTIFIER_LENGTH (id));
+  return !!libc_name::libc_name_p (IDENTIFIER_POINTER (id), IDENTIFIER_LENGTH (id));
 }
 
 /* Returns nonzero if an exception of type FROM will be caught by a
2016-02-19  Bernd Edlinger  <bernd.edlin...@hotmail.de>

	PR c++/69865
	* c-opts.c (c_common_post_options): Move call to set_std_cxx14 from
	here...
	(c_common_init_options): ...to here.
	(set_std_cxx98): Initialize flag_isoc94 and flag_isoc99.

Index: gcc/c-family/c-opts.c
===================================================================
--- gcc/c-family/c-opts.c	(revision 233557)
+++ gcc/c-family/c-opts.c	(working copy)
@@ -246,6 +246,10 @@ c_common_init_options (unsigned int decoded_option
 	  }
     }
 
+  /* Set C++ standard to C++14 if not specified on the command line.  */
+  if (c_dialect_cxx ())
+    set_std_cxx14 (/*ISO*/false);
+
   global_dc->colorize_source_p = true;
 }
 
@@ -802,10 +806,6 @@ c_common_post_options (const char **pfilename)
       && flag_no_builtin)
     flag_tree_loop_distribute_patterns = 0;
 
-  /* Set C++ standard to C++14 if not specified on the command line.  */
-  if (c_dialect_cxx () && cxx_dialect == cxx_unset)
-    set_std_cxx14 (/*ISO*/false);
-
   /* -Woverlength-strings is off by default, but is enabled by -Wpedantic.
      It is never enabled in C++, as the minimum limit is not normative
      in that standard.  */
@@ -1519,6 +1519,8 @@ set_std_cxx98 (int iso)
   flag_no_gnu_keywords = iso;
   flag_no_nonansi_builtin = iso;
   flag_iso = iso;
+  flag_isoc94 = 0;
+  flag_isoc99 = 0;
   cxx_dialect = cxx98;
   lang_hooks.name = "GNU C++98";
 }

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