On Linux/x86_64,
e9ab41b79933d42410126f0eb7b29f820745276c is the first bad commit
commit e9ab41b79933d42410126f0eb7b29f820745276c
Author: Hu, Lin1 <[email protected]>
Date: Fri Nov 1 10:04:40 2024 +0800
Support Intel MOVRS
caused
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c -O0 (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c -O1 (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c -O2 -flto
-fno-use-linker-plugin -flto-partition=none (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c -O2 -flto
-fuse-linker-plugin -fno-fat-lto-objects (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c -O2 (test for excess errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c -O3 -g (test for excess
errors)
FAIL: gcc.c-torture/execute/builtin-prefetch-1.c -Os (test for excess errors)
FAIL: gcc.dg/builtin-prefetch-1.c (test for excess errors)
FAIL: gcc.dg/builtin-prefetch-1.c (test for warnings, line 31)
FAIL: gcc.dg/builtin-prefetch-1.c (test for warnings, line 32)
FAIL: gcc.dg/builtin-prefetch-1.c (test for warnings, line 33)
FAIL: gcc.dg/builtin-prefetch-1.c (test for warnings, line 34)
FAIL: gcc.dg/builtin-prefetch-1.c (test for warnings, line 35)
FAIL: gcc.dg/builtin-prefetch-1.c (test for warnings, line 36)
with GCC configured with
../../gcc/configure
--prefix=/export/users/haochenj/src/gcc-bisect/master/master/r15-4833/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="execute.exp=gcc.c-torture/execute/builtin-prefetch-1.c
--target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/builtin-prefetch-1.c
--target_board='unix{-m32\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/builtin-prefetch-1.c
--target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="execute.exp=gcc.c-torture/execute/builtin-prefetch-1.c
--target_board='unix{-m64\ -march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=gcc.dg/builtin-prefetch-1.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=gcc.dg/builtin-prefetch-1.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=gcc.dg/builtin-prefetch-1.c --target_board='unix{-m64}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="dg.exp=gcc.dg/builtin-prefetch-1.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.)