[llvm] [InstCombine] Handle trunc i1 pattern in eq-of-parts fold (PR #112704)

[Nikita Popov via llvm-commits]

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@@ -3538,6 +3546,9 @@ Value *InstCombinerImpl::foldBooleanAndOr(Value *LHS, Value *RHS,
       if (Value *Res = foldLogicOfFCmps(LHSCmp, RHSCmp, IsAnd, IsLogical))
         return Res;
 
+  if (Value *Res = foldEqOfParts(LHS, RHS, IsAnd))
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nikic wrote:

The regression is fixed now.

https://github.com/llvm/llvm-project/pull/112704