On Linux/x86_64,
269edf4e5e6ab489730038f7e3495550623179fe is the first bad commit
commit 269edf4e5e6ab489730038f7e3495550623179fe
Author: Cui,Lili <lili....@intel.com>
Date: Wed Jun 8 11:25:57 2022 +0800
Update {skylake,icelake,alderlake}_cost to add a bit preference to vector
store.
caused
FAIL: gcc.dg/vect/costmodel/x86_64/costmodel-pr104582-2.c scan-tree-dump-not
slp2 "basic block part vectorized"
FAIL: gcc.target/i386/pr84101.c scan-tree-dump-not slp2 "optimized: basic block"
with GCC configured with
../../gcc/configure
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r13-1021/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="x86_64-costmodel-vect.exp=gcc.dg/vect/costmodel/x86_64/costmodel-pr104582-2.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr84101.c --target_board='unix{-m32\
-march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at skpgkp2 at gmail dot com)
