https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107090
vfdff <zhongyunde at huawei dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Attachment #53684|0 |1 is obsolete| | --- Comment #7 from vfdff <zhongyunde at huawei dot com> --- Created attachment 53685 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53685&action=edit [PHIOPT] Add A ? B + CST : B match and simplify optimizations Thank you for your guidance, I have referred to your patch linked to supplement the various types of operations. Due to an error in building the (op @1 (cond^ @0 @2 {build_zero_cst (type);})), I have not incorporated the modifications into your patch at this time. If it is your consent, I would like to merge these modifications separately. And then finish up that patch, after asking for further information.