diff options
Diffstat (limited to 'lib/Transforms/Scalar/SimplifyLibCalls.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/SimplifyLibCalls.cpp | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/lib/Transforms/Scalar/SimplifyLibCalls.cpp index 05027ae..22f3628 100644 --- a/lib/Transforms/Scalar/SimplifyLibCalls.cpp +++ b/lib/Transforms/Scalar/SimplifyLibCalls.cpp @@ -1400,6 +1400,14 @@ bool SimplifyLibCalls::doInitialization(Module &M) { setOnlyReadsMemory(F); setDoesNotThrow(F); setDoesNotCapture(F, 1); + } else if (Name == "strchr" || + Name == "strrchr") { + if (FTy->getNumParams() != 2 || + !FTy->getParamType(0)->isPointerTy() || + !FTy->getParamType(1)->isIntegerTy()) + continue; + setOnlyReadsMemory(F); + setDoesNotThrow(F); } else if (Name == "strcpy" || Name == "stpcpy" || Name == "strcat" || @@ -1428,7 +1436,7 @@ bool SimplifyLibCalls::doInitialization(Module &M) { } else if (Name == "strcmp" || Name == "strspn" || Name == "strncmp" || - Name ==" strcspn" || + Name == "strcspn" || Name == "strcoll" || Name == "strcasecmp" || Name == "strncasecmp") { |
