Enable the new (more C++-like, less broken) EH model when targeting the GNUstep
Objective-C runtime 1.7 or greater.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@172207 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGObjCGNU.cpp b/lib/CodeGen/CGObjCGNU.cpp
index d1ca3bf..adc2ed0 100644
--- a/lib/CodeGen/CGObjCGNU.cpp
+++ b/lib/CodeGen/CGObjCGNU.cpp
@@ -675,6 +675,8 @@
}
public:
CGObjCGNUstep(CodeGenModule &Mod) : CGObjCGNU(Mod, 9, 3) {
+ ObjCRuntime R = CGM.getLangOpts().ObjCRuntime;
+
llvm::StructType *SlotStructTy = llvm::StructType::get(PtrTy,
PtrTy, PtrTy, IntTy, IMPTy, NULL);
SlotTy = llvm::PointerType::getUnqual(SlotStructTy);
@@ -694,6 +696,15 @@
// void _Unwind_Resume_or_Rethrow(void*)
ExceptionReThrowFn.init(&CGM, "_Unwind_Resume_or_Rethrow", VoidTy,
PtrTy, NULL);
+ } else if (R.getVersion() >= VersionTuple(1, 7)) {
+ llvm::Type *VoidTy = llvm::Type::getVoidTy(VMContext);
+ // id objc_begin_catch(void *e)
+ EnterCatchFn.init(&CGM, "objc_begin_catch", IdTy, PtrTy, NULL);
+ // void objc_end_catch(void)
+ ExitCatchFn.init(&CGM, "objc_end_catch", VoidTy, NULL);
+ // void _Unwind_Resume_or_Rethrow(void*)
+ ExceptionReThrowFn.init(&CGM, "objc_exception_rethrow", VoidTy,
+ PtrTy, NULL);
}
llvm::Type *VoidTy = llvm::Type::getVoidTy(VMContext);
SetPropertyAtomic.init(&CGM, "objc_setProperty_atomic", VoidTy, IdTy,