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authorAnders Carlsson <andersca@mac.com>2011-03-20 20:52:32 +0000
committerAnders Carlsson <andersca@mac.com>2011-03-20 20:52:32 +0000
commitbd4a0732f2f261f8269a71c2090bc3e9d001eca6 (patch)
treec35b18ecef1462828fb321c104dab4f9d10cd23a
parentc842955140adf7b0a7c73c61390bf580c50a182d (diff)
__cxa_atexit does not throw.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@127977 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/CodeGen/CGDeclCXX.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/CGDeclCXX.cpp b/lib/CodeGen/CGDeclCXX.cpp
index ed25b6db38..cb1c8ed192 100644
--- a/lib/CodeGen/CGDeclCXX.cpp
+++ b/lib/CodeGen/CGDeclCXX.cpp
@@ -138,6 +138,8 @@ CodeGenFunction::EmitCXXGlobalDtorRegistration(llvm::Constant *DtorFn,
llvm::Constant *AtExitFn = CGM.CreateRuntimeFunction(AtExitFnTy,
"__cxa_atexit");
+ if (llvm::Function *Fn = dyn_cast<llvm::Function>(AtExitFn))
+ Fn->setDoesNotThrow();
llvm::Constant *Handle = CGM.CreateRuntimeVariable(Int8PtrTy,
"__dso_handle");