On Linux/x86_64,
4afbebcdc5780d28e52b7d65643e462c7c3882ce is the first bad commit
commit 4afbebcdc5780d28e52b7d65643e462c7c3882ce
Author: Roger Sayle <ro...@nextmovesoftware.com>
Date: Wed Jun 28 11:11:34 2023 +0100
i386: Add cbranchti4 pattern to i386.md (for -m32 compare_by_pieces).
caused
FAIL: gcc.target/i386/pieces-memcmp-2.c scan-assembler-not vptest[ \\t]*%ymm
FAIL: gcc.target/i386/pieces-memcmp-2.c scan-assembler-times vptest[ \\t]*%xmm 2
with GCC configured with
../../gcc/configure
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-2159/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="i386.exp=gcc.target/i386/pieces-memcmp-2.c
--target_board='unix{-m32\ -march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at haochen dot jiang at intel.com)
