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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2010-06-16 19:34:01 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2010-06-16 19:34:01 +0000 |
| commit | e96af56a5baf1db88ba1ed6adf83084ea0a92ae5 (patch) | |
| tree | 8a5ccdc3d1134da629cee5497ec081b8d0cb8856 /lib | |
| parent | 956352eb4682ba7000486d8712a4435a843a48d4 (diff) | |
Make sure that simplify libcalls does not replace a call with one calling
convention with a new call with a different calling convention.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106134 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Transforms/Scalar/SimplifyLibCalls.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/lib/Transforms/Scalar/SimplifyLibCalls.cpp index 3ae79eeca4..cbb58bb033 100644 --- a/lib/Transforms/Scalar/SimplifyLibCalls.cpp +++ b/lib/Transforms/Scalar/SimplifyLibCalls.cpp @@ -66,6 +66,11 @@ public: this->TD = TD; if (CI->getCalledFunction()) Context = &CI->getCalledFunction()->getContext(); + + // We never change the calling convention. + if (CI->getCallingConv() != llvm::CallingConv::C) + return NULL; + return CallOptimizer(CI->getCalledFunction(), CI, B); } }; |