Generate code for the move assignment operator using memcpy, the same as we do
for the copy assignment operator.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@190385 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenCXX/move-assignment.cpp b/test/CodeGenCXX/move-assignment.cpp
new file mode 100644
index 0000000..3653eab
--- /dev/null
+++ b/test/CodeGenCXX/move-assignment.cpp
@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 -emit-llvm -std=c++11 -o - %s -triple x86_64-pc-linux-gnu | FileCheck %s
+
+struct A {
+ A &operator=(A&&);
+};
+
+struct B {
+ A a;
+ int i;
+ bool b;
+ char c;
+ long l;
+ float f;
+};
+
+void test1() {
+ B b1, b2;
+ b1 = static_cast<B&&>(b2);
+}
+
+// CHECK-LABEL: define {{.*}} @_ZN1BaSEOS_
+// CHECK: call {{.*}} @_ZN1AaSEOS_
+// CHECK-NOT: store
+// CHECK: call {{.*}}memcpy{{.*}}, i64 24
+// CHECK-NOT: store
+// CHECK: ret