Otherwise we will fail to generate the definition of a defaulted destructor,
if the only reference was in a templated temporary.
rdar://
89366678
Differential Revision: https://reviews.llvm.org/D120426
template<typename Derived>
ExprResult
TreeTransform<Derived>::TransformCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) {
+ if (auto *Dtor = E->getTemporary()->getDestructor())
+ SemaRef.MarkFunctionReferenced(E->getBeginLoc(),
+ const_cast<CXXDestructorDecl *>(Dtor));
return getDerived().TransformExpr(E->getSubExpr());
}
--- /dev/null
+// RUN: %clang_cc1 -std=c++11 -triple=x86_64-apple-darwin %s -emit-llvm -o - | FileCheck %s
+
+// CHECK: define linkonce_odr {{.*}} @_ZN3StrD1Ev
+
+class A {
+public:
+ ~A();
+};
+class Str {
+ A d;
+
+public:
+ ~Str() = default;
+};
+class E {
+ Str s;
+ template <typename>
+ void h() {
+ s = {};
+ }
+ void f();
+};
+void E::f() {
+ h<int>();
+}