On Linux/x86_64,
aa935ce40a777eb0b4a4d3d2e03cf2efb4cf9619 is the first bad commit
commit aa935ce40a777eb0b4a4d3d2e03cf2efb4cf9619
Author: Andrew Pinski <[email protected]>
Date: Mon Jun 2 15:56:20 2025 -0700
switch-conversion: Mark CSWTCH as mergeable [PR120451]
caused
FAIL: gcc.dg/tree-ssa/cswtch-6.c scan-assembler .rodata.cst16
with GCC configured with
../../gcc/configure
--prefix=/export/users3/haochenj/src/gcc-bisect/master/master/r16-1067/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/cswtch-6.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="tree-ssa.exp=gcc.dg/tree-ssa/cswtch-6.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.)