[r12-2533 Regression] FAIL: g++.dg/pr71655.C (test for excess errors) on Linux/x86_64

[sunil.k.pandey via Gcc-patches]

On Linux/x86_64,

261d5a4a459bd49942e53bc83334ccc7154a09d5 is the first bad commit
commit 261d5a4a459bd49942e53bc83334ccc7154a09d5
Author: Jonathan Wakely <jwak...@redhat.com>
Date:   Thu Jul 22 14:48:27 2021 +0100

    libstdc++: Reduce header dependencies on <array> and <utility>

caused

FAIL: g++.dg/coroutines/pr99047.C (test for excess errors)
FAIL: g++.dg/pr71389.C   (test for excess errors)
FAIL: g++.dg/pr71655.C   (test for excess errors)

with GCC configured with

../../gcc/configure 
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-2533/usr 
--enable-clocale=gnu --with-system-zlib --with-demangler-in-ld 
--with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl 
--enable-libmpx x86_64-linux --disable-bootstrap

To reproduce:

$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="coroutines.exp=g++.dg/coroutines/pr99047.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="coroutines.exp=g++.dg/coroutines/pr99047.C 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="coroutines.exp=g++.dg/coroutines/pr99047.C 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check 
RUNTESTFLAGS="coroutines.exp=g++.dg/coroutines/pr99047.C 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71389.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71389.C 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71389.C 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71389.C 
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71655.C 
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71655.C 
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71655.C 
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/pr71655.C 
--target_board='unix{-m64\ -march=cascadelake}'"

(Please do not reply to this email, for question about this report, contact me 
at skpgkp2 at gmail dot com)