Teach clang to add metadata tags to calls and invokes in ObjC with

-fno-objc-arc-exceptions. This will allow the optimizer to perform
optimizations which are only safe under that flag.

This is a part of rdar://10803830.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@150644 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index 9081ece6f8..263a0639fa 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -2566,6 +2566,8 @@ private:
   CodeGenModule::ByrefHelpers *
   buildByrefHelpers(llvm::StructType &byrefType,
                     const AutoVarEmission &emission);
+
+  void AddObjCARCExceptionMetadata(llvm::Instruction *Inst);
 };
 
 /// Helper class with most of the code for saving a value for a