https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122150
--- Comment #2 from GCC Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by H.J. Lu <[email protected]>: https://gcc.gnu.org/g:a3727eb5e821d6a1916805029aeaed092e5e739d commit r16-4237-ga3727eb5e821d6a1916805029aeaed092e5e739d Author: H.J. Lu <[email protected]> Date: Sat Oct 4 07:02:20 2025 +0800 x86: Handle small OP size in setmem_epilogue_gen_val Since OP size passed to setmem_epilogue_gen_val may be smaller than the required vector size, duplicate it first before setting vector. gcc/ PR target/122150 * config/i386/i386-expand.cc (setmem_epilogue_gen_val): Duplicate OP if its size is smaller than MODE size. gcc/testsuite/ PR target/122150 * gcc.target/i386/pr122150.c: New test. Signed-off-by: H.J. Lu <[email protected]>
