https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108357
--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> --- (In reply to Xi Ruoyao from comment #5) > The test fails on loongarch64-linux-gnu. foo is kept in 114t.threadfull1, > but removed in 135t.forwprop3. > > Does this mean something is wrong for LoongArch, or we should simply check > the tree dump in a later pass (for e.g. 254t.optimized)? I guess it depends on LOGICAL_OP_NON_SHORT_CIRCUIT, can you try --param logical-op-non-short-circuit=1 and see if that helps?