diff options
| author | Benjamin Kramer <benny.kra@googlemail.com> | 2015-11-28 21:43:12 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2015-11-28 21:43:12 +0000 |
| commit | 89766e5b1de84564a25648dab647119999888a7e (patch) | |
| tree | a1bdf3d9e94102f76c7f5dd03ed3fdb7c474b78d /llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp | |
| parent | 4c5ab52a540f3ed1436d9ff2c7a24551b969102a (diff) | |
| download | bcm5719-llvm-89766e5b1de84564a25648dab647119999888a7e.tar.gz bcm5719-llvm-89766e5b1de84564a25648dab647119999888a7e.zip | |
[SimplifyLibCalls] Fix inverted condition that lead to an uninitialized memory read below.
Found by msan!
llvm-svn: 254238
Diffstat (limited to 'llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp index 67e1697c7da..8389e39f7af 100644 --- a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp +++ b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp @@ -1454,8 +1454,8 @@ LibCallSimplifier::classifyArgUse(Value *Val, BasicBlock *BB, bool IsFloat, Function *Callee = CI->getCalledFunction(); LibFunc::Func Func; - if (Callee && (!TLI->getLibFunc(Callee->getName(), Func) || !TLI->has(Func) || - !isTrigLibCall(CI))) + if (!Callee || !TLI->getLibFunc(Callee->getName(), Func) || !TLI->has(Func) || + !isTrigLibCall(CI)) return; if (IsFloat) { |
