[Bug libstdc++/59436] [4.9 Regression] FAIL: 17_intro/headers/c++200x/stdc++.cc (test for excess errors)

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59436

--- Comment #13 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
Also seen on x86_64-apple-darwin13 at r206072 (only once).

Note that on x86_64-apple-darwin13 I see random PCH failures when I do the
check with -j8, e.g.:

WARNING: program timed out.
FAIL: gcc.dg/pch/save-temps-1.c  -O0 -g -I. -Dwith_PCH (test for excess errors)
FAIL: gcc.dg/pch/save-temps-1.c -O0 -g assembly comparison
FAIL: gcc.dg/pch/save-temps-1.c   -O0  -I. -Dwith_PCH (internal compiler error)
FAIL: gcc.dg/pch/save-temps-1.c   -O0  -I. -Dwith_PCH (test for excess errors)
FAIL: gcc.dg/pch/save-temps-1.c   -O0  assembly comparison
WARNING: program timed out.
FAIL: g++.dg/pch/pch.C  -O2 -g -I. -Dwith_PCH (test for excess errors)
FAIL: g++.dg/pch/pch.C -O2 -g assembly comparison
WARNING: program timed out.
FAIL: g++.dg/pch/pch.C  -O2 -I. -Dwith_PCH (test for excess errors)
FAIL: g++.dg/pch/pch.C -O2 assembly comparison
FAIL: g++.dg/pch/pch.C  -g -I. -Dwith_PCH (internal compiler error)
FAIL: g++.dg/pch/pch.C  -g -I. -Dwith_PCH (test for excess errors)
FAIL: g++.dg/pch/pch.C  -g assembly comparison

Could it be related to this PR?