[llvm] [VectorCombine] Relax vector type constraint on bitop(bitcast, constant) (PR #157246)
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Sun Sep 7 06:28:22 PDT 2025
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git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/Transforms/Vectorize/VectorCombine.cpp
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``````````diff
diff --git a/llvm/lib/Transforms/Vectorize/VectorCombine.cpp b/llvm/lib/Transforms/Vectorize/VectorCombine.cpp
index 296416c03..b1c7a2682 100644
--- a/llvm/lib/Transforms/Vectorize/VectorCombine.cpp
+++ b/llvm/lib/Transforms/Vectorize/VectorCombine.cpp
@@ -1026,7 +1026,6 @@ bool VectorCombine::foldBitOpOfCastConstant(Instruction &I) {
!DstTy->getScalarType()->isIntegerTy())
return false;
-
// Find the constant InvC, such that castop(InvC) equals to C.
PreservedCastFlags RHSFlags;
Constant *InvC = getLosslessInvCast(C, SrcTy, CastOpcode, *DL, RHSFlags);
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https://github.com/llvm/llvm-project/pull/157246
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