On Linux/x86_64,
faf2b6bc527dff31725dde5538ffff1c92688047 is the first bad commit
commit faf2b6bc527dff31725dde5538ffff1c92688047
Author: liuhongt <hongtao....@intel.com>
Date: Mon Aug 16 11:16:52 2021 +0800
Optimize __builtin_shuffle_vector.
caused
FAIL: gcc.target/i386/pr82460-2.c scan-assembler-not \\mvpermi2b\\M
with GCC configured with
To reproduce:
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr82460-2.c --target_board='unix{-m32\
-march=cascadelake}'"
$ cd {build_dir}/gcc && make check
RUNTESTFLAGS="i386.exp=gcc.target/i386/pr82460-2.c --target_board='unix{-m64\
-march=cascadelake}'"
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