On Linux/x86_64,
1e3f78dbb328a2f2db8def241372cb947d9cb7eb is the first bad commit
commit 1e3f78dbb328a2f2db8def241372cb947d9cb7eb
Author: Richard Biener <rguent...@suse.de>
Date: Mon Feb 12 10:40:42 2024 +0100
tree-optimization/113863 - elide degenerate virtual PHIs when moving ee
stores
caused
FAIL: gcc.c-torture/compile/920723-1.c -O3 -fomit-frame-pointer
-funroll-loops -fpeel-loops -ftracer -finline-functions (internal compiler
error: Segmentation fault)
FAIL: gcc.c-torture/compile/920723-1.c -O3 -fomit-frame-pointer
-funroll-loops -fpeel-loops -ftracer -finline-functions (test for excess
errors)
FAIL: gcc.c-torture/compile/920723-1.c -O3 -g (internal compiler error:
Segmentation fault)
FAIL: gcc.c-torture/compile/920723-1.c -O3 -g (test for excess errors)
FAIL: gcc.dg/torture/pr56689.c -O3 -fomit-frame-pointer -funroll-loops
-fpeel-loops -ftracer -finline-functions (internal compiler error:
Segmentation fault)
FAIL: gcc.dg/torture/pr56689.c -O3 -fomit-frame-pointer -funroll-loops
-fpeel-loops -ftracer -finline-functions (test for excess errors)
FAIL: gcc.dg/torture/pr56689.c -O3 -g (internal compiler error: Segmentation
fault)
FAIL: gcc.dg/torture/pr56689.c -O3 -g (test for excess errors)
with GCC configured with
../../gcc/configure
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-8925/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="compile.exp=gcc.c-torture/compile/920723-1.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="compile.exp=gcc.c-torture/compile/920723-1.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr56689.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg-torture.exp=gcc.dg/torture/pr56689.c
--target_board='unix{-m64\ -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.)
