diff options
Diffstat (limited to 'llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp index 419d66f7af4..96ea0e45adf 100644 --- a/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp +++ b/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp @@ -1853,7 +1853,13 @@ bool SimplifyLibCalls::doInitialization(Module &M) { } break; case 'm': - if (Name == "memcmp") { + if (Name == "malloc") { + if (FTy->getNumParams() != 1 || + !isa<PointerType>(FTy->getReturnType())) + continue; + setDoesNotThrow(F); + setDoesNotAlias(F, 0); + } else if (Name == "memcmp") { if (FTy->getNumParams() != 3 || !isa<PointerType>(FTy->getParamType(0)) || !isa<PointerType>(FTy->getParamType(1))) |
