On Mon, May 27, 2024 at 4:30 PM haochen.jiang
<haoch...@ecsmtp.sh.intel.com> wrote:
>
> On Linux/x86_64,
>
> c5a7628470a7fb801ebeea82e16a4549db43bfa5 is the first bad commit
> commit c5a7628470a7fb801ebeea82e16a4549db43bfa5
> Author: Andrew Pinski <quic_apin...@quicinc.com>
> Date: Sun May 26 17:59:21 2024 -0700
>
> match: Use uniform_integer_cst_p in bitwise_inverted_equal_p [PR115238]
>
> caused
>
> FAIL: gcc.dg/tree-ssa/bitops-9.c scan-tree-dump-times optimized
> "bit_ior_expr, " 1
> FAIL: gcc.dg/tree-ssa/bitops-9.c scan-tree-dump-times optimized
> "bit_not_expr, " 1
Sorry about that, fixed in
r15-855-g4fcdc37e8856bde847d3b8dd2915b68d56ad1d62 . Just was a
testcase issue really.
Thanks,
Andrew
>
> with GCC configured with
>
> ../../gcc/configure
> --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-853/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="tree-ssa.exp=gcc.dg/tree-ssa/bitops-9.c
> --target_board='unix{-m32}'"
> $ cd {build_dir}/gcc && make check
> RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/bitops-9.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.)
> (If you met problems with cascadelake related, disabling AVX512F in command
> line might save that.)
> (However, please make sure that there is no potential problems with AVX512.)
