On Mon, Mar 31, 2025 at 03:51:26PM +0200, Richard Biener wrote: > options entry. Or whether that means ix86_valid_target_attribute_inner_p > should have created OPT_mno_sse4 from -mno-sse4.
Or OPT_msse4_1 with value 0. Whatever. I think your patch with keeping OPT_mno_sse4 unmodified (it could be even case OPT_msse4: if (value) { ... } else { case OPT_mno_sse4: } break; ) looks reasonable. Changing ix86_valid_target_attribute_inner_p might be even better because OPT_msse4 is RejectNegative option, so !value for it looks weird. Jakub