A test5() {
// CHECK: [[AT0:%.*]] = alloca [[A]], align 8
// CHECK-NEXT: [[BT0:%.*]] = alloca [[B:%.*]], align 8
// CHECK-NEXT: [[X:%.*]] = alloca [[A]], align 8
// CHECK-NEXT: [[BT1:%.*]] = alloca [[B]], align 8
// CHECK-NEXT: [[BT2:%.*]] = alloca [[B]], align 8
// CHECK: call void @_ZN7Elision1BC1Ev([[B]]* [[BT0]])
// CHECK-NEXT: [[AM:%.*]] = getelementptr inbounds [[B]], [[B]]* [[BT0]], i32 0, i32 0
// CHECK-NEXT: call void @_ZN7Elision1AC1ERKS0_([[A]]* [[AT0]], [[A]]* dereferenceable({{[0-9]+}}) [[AM]])
// CHECK-NEXT: call void @_ZN7Elision5takeAENS_1AE([[A]]* [[AT0]])
// CHECK-NEXT: call void @_ZN7Elision1AD1Ev([[A]]* [[AT0]])
// CHECK-NEXT: call void @_ZN7Elision1BD1Ev([[B]]* [[BT0]])
takeA(B().a);
// CHECK-NEXT: call void @llvm.lifetime.end
// CHECK-NEXT: call void @_ZN7Elision1BC1Ev([[B]]* [[BT1]])
// CHECK-NEXT: [[AM:%.*]] = getelementptr inbounds [[B]], [[B]]* [[BT1]], i32 0, i32 0
// CHECK-NEXT: call void @_ZN7Elision1AC1ERKS0_([[A]]* [[X]], [[A]]* dereferenceable({{[0-9]+}}) [[AM]])
// CHECK-NEXT: call void @_ZN7Elision1BD1Ev([[B]]* [[BT1]])
A x = B().a;
// CHECK-NEXT: call void @_ZN7Elision1BC1Ev([[B]]* [[BT2]])
// CHECK-NEXT: [[AM:%.*]] = getelementptr inbounds [[B]], [[B]]* [[BT2]], i32 0, i32 0
// CHECK-NEXT: call void @_ZN7Elision1AC1ERKS0_([[A]]* [[RET:%.*]], [[A]]* dereferenceable({{[0-9]+}}) [[AM]])
// CHECK-NEXT: call void @_ZN7Elision1BD1Ev([[B]]* [[BT2]])
return B().a;
// CHECK: call void @_ZN7Elision1AD1Ev([[A]]* [[X]])
}
// We handle the case correctly where the move consists of an implicit call
// to a conversion operator.
void implicitConversionOperator() {
struct Convertible {
operator A() && { return A(); }
};
void takeA(A a);
Convertible convertible;
takeA(std::move(convertible));
convertible;
// CHECK-MESSAGES: [[@LINE-1]]:3: warning: 'convertible' used after it was moved
// CHECK-MESSAGES: [[@LINE-3]]:9: note: move occurred here
}
