On Linux/x86_64,
463d9108766dcbb6a1051985e6c840a46897fe10 is the first bad commit
commit 463d9108766dcbb6a1051985e6c840a46897fe10
Author: Jakub Jelinek <ja...@redhat.com>
Date: Mon Jan 17 13:39:05 2022 +0100
widening_mul, i386: Improve spaceship expansion on x86 [PR103973]
caused
FAIL: gcc.target/i386/pr103973-11.c scan-assembler-times \tcomiss 4
FAIL: gcc.target/i386/pr103973-13.c scan-assembler-times \tcomisd 4
FAIL: gcc.target/i386/pr103973-15.c scan-assembler-times \tcomiss 4
FAIL: gcc.target/i386/pr103973-1.c scan-assembler-times \tcomisd 4
FAIL: gcc.target/i386/pr103973-3.c scan-assembler-times \tcomiss 4
FAIL: gcc.target/i386/pr103973-5.c scan-assembler-times \tcomisd 4
FAIL: gcc.target/i386/pr103973-7.c scan-assembler-times \tcomiss 4
FAIL: gcc.target/i386/pr103973-9.c scan-assembler-times \tcomisd 4
FAIL: g++.target/i386/pr103973-11.C scan-assembler-times \tcomiss 2
FAIL: g++.target/i386/pr103973-13.C scan-assembler-times \tcomisd 2
FAIL: g++.target/i386/pr103973-15.C scan-assembler-times \tcomiss 2
FAIL: g++.target/i386/pr103973-1.C scan-assembler-times \tcomisd 2
FAIL: g++.target/i386/pr103973-3.C scan-assembler-times \tcomiss 2
FAIL: g++.target/i386/pr103973-5.C scan-assembler-times \tcomisd 2
FAIL: g++.target/i386/pr103973-7.C scan-assembler-times \tcomiss 2
FAIL: g++.target/i386/pr103973-9.C scan-assembler-times \tcomisd 2
with GCC configured with
../../gcc/configure
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-6637/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="i386.exp=gcc.target/i386/pr103973-11.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr103973-13.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr103973-15.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr103973-1.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr103973-3.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr103973-5.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr103973-7.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr103973-9.c --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=g++.target/i386/pr103973-11.C --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=g++.target/i386/pr103973-13.C --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=g++.target/i386/pr103973-15.C --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=g++.target/i386/pr103973-1.C --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=g++.target/i386/pr103973-3.C --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=g++.target/i386/pr103973-5.C --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=g++.target/i386/pr103973-7.C --target_board='unix{-m64\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=g++.target/i386/pr103973-9.C --target_board='unix{-m64\
-march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at skpgkp2 at gmail dot com)
