https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84847
--- Comment #19 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to rguent...@suse.de from comment #11)
> Nah, just the following - you removed LTO testing of prettyprinters
>
> Index: libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp
> ===================================================================
> --- libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp
> (revision 258481)
> +++ libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp
> (working copy)
> @@ -50,7 +50,7 @@ gdb-dg-runtest [lsort [glob $srcdir/$sub
> if { [check_effective_target_lto] } {
> append cxxflags " -flto"
> # work around sourceware.org 20882
> - regsub {^(.*)-Wl,--gc-sections(.*)$} $cxxldflags {\1\2} cxxldflags
> + #regsub {^(.*)-Wl,--gc-sections(.*)$} $cxxldflags {\1\2} cxxldflags
> gdb-dg-runtest [lsort [glob $srcdir/$subdir/*.cc]] \
> "" "$DEFAULT_CXXFLAGS -flto $PCH_CXXFLAGS"
> }
With this patch applied:
https://sourceware.org/ml/binutils/2018-03/msg00175.html
I got
# of expected passes 140
=== libstdc++ Summary ===
# of expected passes 201
