On Linux/x86_64,
46ca31d65092e5afcef292f807fcf14c5363280d is the first bad commit
commit 46ca31d65092e5afcef292f807fcf14c5363280d
Author: Uros Bizjak <[email protected]>
Date: Tue May 18 17:25:54 2021 +0200
i386: Implement 4-byte vector support [PR100637]
caused
FAIL: gcc.dg/vect/pr71264.c -flto -ffat-lto-objects scan-tree-dump vect
"vectorized 1 loops in function"
FAIL: gcc.dg/vect/pr71264.c scan-tree-dump vect "vectorized 1 loops in function"
with GCC configured with
../../gcc/configure
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-883/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="vect.exp=gcc.dg/vect/pr71264.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr71264.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr71264.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check RUNTESTFLAGS="vect.exp=gcc.dg/vect/pr71264.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)