https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95211
Uroš Bizjak <ubizjak at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|WAITING |NEW CC| |jakub at gcc dot gnu.org --- Comment #3 from Uroš Bizjak <ubizjak at gmail dot com> --- Confirmed. sse.md includes a named pattern defined with non-conforming operands: (define_expand "float<floatunssuffix>v2div2sf2" [(set (match_operand:V4SF 0 "register_operand" "=v") (vec_concat:V4SF (any_float:V2SF (match_operand:V2DI 1 "nonimmediate_operand" "vm")) (match_dup 2)))] "TARGET_AVX512DQ && TARGET_AVX512VL" "operands[2] = CONST0_RTX (V2SFmode);") V2SF vectorization now triggers this expander. CC author.