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| author | Jay Foad <jay.foad@amd.com> | 2020-05-19 12:30:26 +0100 |
|---|---|---|
| committer | Jay Foad <jay.foad@amd.com> | 2020-05-19 13:17:11 +0100 |
| commit | c1ae72d03f71bb0a4cf7c39ce5ffe3dbc8b96514 (patch) | |
| tree | 8970587c110c1e5ba691a7df2f16b62446b65cd4 /llvm/lib/Analysis/Lint.cpp | |
| parent | 6e99199419d95f39ae9d8a11d8632caac7b405b4 (diff) | |
| download | llvm-c1ae72d03f71bb0a4cf7c39ce5ffe3dbc8b96514.zip llvm-c1ae72d03f71bb0a4cf7c39ce5ffe3dbc8b96514.tar.gz llvm-c1ae72d03f71bb0a4cf7c39ce5ffe3dbc8b96514.tar.bz2 | |
[IR] Revert r119493
r119493 protected against PHINode::hasConstantValue returning the PHI
node itself, but a later fix in r159687 means that can never happen, so
the workarounds are no longer required.
Diffstat (limited to 'llvm/lib/Analysis/Lint.cpp')
| -rw-r--r-- | llvm/lib/Analysis/Lint.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/Lint.cpp b/llvm/lib/Analysis/Lint.cpp index 30a0846..1c34fc4 100644 --- a/llvm/lib/Analysis/Lint.cpp +++ b/llvm/lib/Analysis/Lint.cpp @@ -691,8 +691,7 @@ Value *Lint::findValueImpl(Value *V, bool OffsetOk, } } else if (PHINode *PN = dyn_cast<PHINode>(V)) { if (Value *W = PN->hasConstantValue()) - if (W != V) - return findValueImpl(W, OffsetOk, Visited); + return findValueImpl(W, OffsetOk, Visited); } else if (CastInst *CI = dyn_cast<CastInst>(V)) { if (CI->isNoopCast(*DL)) return findValueImpl(CI->getOperand(0), OffsetOk, Visited); |