On Linux/x86_64,
c73e8d45ca0111f51d7187641963df97f5c9c63f is the first bad commit
commit c73e8d45ca0111f51d7187641963df97f5c9c63f
Author: Roger Sayle <ro...@nextmovesoftware.com>
Date: Tue Jul 5 18:06:13 2022 +0100
Doubleword version of and;cmp to not;test optimization on x86.
caused
FAIL: gcc.target/i386/pr65105-5.c scan-assembler pandn
FAIL: gcc.target/i386/pr65105-5.c scan-assembler ptest
with GCC configured with
../../gcc/configure
--prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r13-1509/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/pr65105-5.c --target_board='unix{-m32}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr65105-5.c --target_board='unix{-m32\
-march=cascadelake}'"
(Please do not reply to this email, for question about this report, contact me
at skpgkp2 at gmail dot com)
