On Linux/x86_64,
cd67343703ef4fa61de837f4690eba70d2760825 is the first bad commit
commit cd67343703ef4fa61de837f4690eba70d2760825
Author: Jason Merrill <ja...@redhat.com>
Date: Tue May 18 12:29:33 2021 -0400
c++: ICE with <=> fallback [PR100367]
caused
FAIL: g++.dg/opt/pr94589-2.C -std=gnu++2a scan-tree-dump-times optimized
"i_[0-9]+\\(D\\) (?:<|<=|==|!=|>|>=) 5\\.0" 12
FAIL: g++.dg/opt/pr94589-2.C -std=gnu++2a scan-tree-dump-times optimized
"[ij]_[0-9]+\\(D\\) (?:<|<=|==|!=|>|>=) [ij]_[0-9]+\\(D\\)" 12
with GCC configured with
../../gcc/configure
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-928/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="dg.exp=g++.dg/opt/pr94589-2.C
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/opt/pr94589-2.C
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/opt/pr94589-2.C
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="dg.exp=g++.dg/opt/pr94589-2.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)
