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| author | Bill Wendling <isanbard@gmail.com> | 2011-12-19 23:53:28 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2011-12-19 23:53:28 +0000 |
| commit | bd26cf90dc86b32fab7fc01e2a2df04bed93cec3 (patch) | |
| tree | 656fe53e2901868ad97b4744c6e90ddc52b17844 /clang/lib/CodeGen/CGObjCMac.cpp | |
| parent | 045b6c71a60f9e942f52c3ad95fa4c48165d7f0a (diff) | |
| download | bcm5719-llvm-bd26cf90dc86b32fab7fc01e2a2df04bed93cec3.tar.gz bcm5719-llvm-bd26cf90dc86b32fab7fc01e2a2df04bed93cec3.zip | |
Mark the calls to the _setjmp function as returns twice. <rdar://problem/10492556>
llvm-svn: 146926
Diffstat (limited to 'clang/lib/CodeGen/CGObjCMac.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGObjCMac.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGObjCMac.cpp b/clang/lib/CodeGen/CGObjCMac.cpp index c3cca394a84..121395676fd 100644 --- a/clang/lib/CodeGen/CGObjCMac.cpp +++ b/clang/lib/CodeGen/CGObjCMac.cpp @@ -3045,6 +3045,7 @@ void CGObjCMac::EmitTryOrSynchronizedStmt(CodeGen::CodeGenFunction &CGF, llvm::CallInst *SetJmpResult = CGF.Builder.CreateCall(ObjCTypes.getSetJmpFn(), SetJmpBuffer, "setjmp_result"); SetJmpResult->setDoesNotThrow(); + SetJmpResult->setCanReturnTwice(); // If setjmp returned 0, enter the protected block; otherwise, // branch to the handler. @@ -3110,6 +3111,7 @@ void CGObjCMac::EmitTryOrSynchronizedStmt(CodeGen::CodeGenFunction &CGF, CGF.Builder.CreateCall(ObjCTypes.getSetJmpFn(), SetJmpBuffer, "setjmp.result"); SetJmpResult->setDoesNotThrow(); + SetJmpResult->setCanReturnTwice(); llvm::Value *Threw = CGF.Builder.CreateIsNotNull(SetJmpResult, "did_catch_exception"); |
