[Temporary, Lifetime] Add lifetime marks for temporaries
With all MaterializeTemporaryExprs coming with a ExprWithCleanups, it's
easy to add correct lifetime.end marks into the right RunCleanupsScope.
Differential Revision: http://reviews.llvm.org/D20499
llvm-svn: 274385
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index 441cee54f..9d46ff2 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -302,6 +302,19 @@
llvm::Instruction *CurrentFuncletPad = nullptr;
+ class CallLifetimeEnd final : public EHScopeStack::Cleanup {
+ llvm::Value *Addr;
+ llvm::Value *Size;
+
+ public:
+ CallLifetimeEnd(Address addr, llvm::Value *size)
+ : Addr(addr.getPointer()), Size(size) {}
+
+ void Emit(CodeGenFunction &CGF, Flags flags) override {
+ CGF.EmitLifetimeEnd(Size, Addr);
+ }
+ };
+
/// Header for data within LifetimeExtendedCleanupStack.
struct LifetimeExtendedCleanupHeader {
/// The size of the following cleanup object.