[Bug tree-optimization/108357] [13 Regression] Dead Code Elimination Regression at -O2 since r13-4607-g2dc5d6b1e7ec88

[xry111 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108357

--- Comment #7 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #6)
> (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?

Nope, the result is same.