https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112393
--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by hongtao Liu <liuho...@gcc.gnu.org>: https://gcc.gnu.org/g:f463ef79ddb403570461343ebda0c1aeac85d5bb commit r14-5147-gf463ef79ddb403570461343ebda0c1aeac85d5bb Author: liuhongt <hongtao....@intel.com> Date: Mon Nov 6 10:58:15 2023 +0800 Avoid generating RTL code when d->testing_p. gcc/ChangeLog: PR target/112393 * config/i386/i386-expand.cc (ix86_expand_vec_perm_vpermt2): Avoid generating RTL code when d->testing_p. gcc/testsuite/ChangeLog: * gcc.target/i386/pr112393.c: New test.