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| author | Yingwei Zheng <dtcxzyw2333@gmail.com> | 2024-08-13 22:38:50 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-08-13 22:38:50 +0800 |
| commit | f364b2ee22209e4072c39a153b3385806974f8b0 (patch) | |
| tree | 192eb607fa3fec55c1e1e658acce3efef4130df2 /llvm/lib/Transforms/Utils/SimplifyCFG.cpp | |
| parent | f807c5e492878240fe6d7be23b930c78c4e62eba (diff) | |
| download | llvm-f364b2ee22209e4072c39a153b3385806974f8b0.zip llvm-f364b2ee22209e4072c39a153b3385806974f8b0.tar.gz llvm-f364b2ee22209e4072c39a153b3385806974f8b0.tar.bz2 | |
[LLVM] Don't peek through bitcast on pointers and gep with zero indices. NFC. (#102889)
Since we are using opaque pointers now, we don't need to peek through
bitcast on pointers and gep with zero indices.
Diffstat (limited to 'llvm/lib/Transforms/Utils/SimplifyCFG.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyCFG.cpp | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp index ccdfe47..37c8761 100644 --- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp +++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp @@ -7652,10 +7652,6 @@ static bool passingValueIsAlwaysUndefined(Value *V, Instruction *I, bool PtrValu } } - // Look through bitcasts. - if (BitCastInst *BC = dyn_cast<BitCastInst>(Use)) - return passingValueIsAlwaysUndefined(V, BC, PtrValueMayBeModified); - // Load from null is undefined. if (LoadInst *LI = dyn_cast<LoadInst>(Use)) if (!LI->isVolatile()) |