1 // REQUIRES: x86-registered-target,x86-64-registered-target 2 // RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -S %s -o %t-64.s 3 // RUN: FileCheck -check-prefix LP64 --input-file=%t-64.s %s 4 // RUN: %clang_cc1 -triple i386-apple-darwin -std=c++11 -S %s -o %t-32.s 5 // RUN: FileCheck -check-prefix LP32 --input-file=%t-32.s %s 6 7 extern "C" int printf(...); 8 extern "C" void exit(int); 9 10 struct A { AA11 A (const A&) { printf("A::A(const A&)\n"); } AA12 A() {}; ~AA13 ~A() { printf("A::~A()\n"); } 14 }; 15 16 struct B : public A { BB17 B() {}; BB18 B(const B& Other) : A(Other) { printf("B::B(const B&)\n"); } ~BB19 ~B() { printf("B::~B()\n"); } 20 }; 21 22 struct C : public B { CC23 C() {}; CC24 C(const C& Other) : B(Other) { printf("C::C(const C&)\n"); } ~CC25 ~C() { printf("C::~C()\n"); } 26 }; 27 28 struct X { operator B&X29 operator B&() {printf("X::operator B&()\n"); return b; } operator C&X30 operator C&() {printf("X::operator C&()\n"); return c; } XX31 X (const X&) { printf("X::X(const X&)\n"); } XX32 X () { printf("X::X()\n"); } ~XX33 ~X () { printf("X::~X()\n"); } 34 B b; 35 C c; 36 }; 37 f(A)38void f(A) { 39 printf("f(A)\n"); 40 } 41 42 func(X x)43void func(X x) 44 { 45 f (x); 46 } 47 main()48int main() 49 { 50 X x; 51 func(x); 52 } 53 54 struct Base; 55 56 struct Root { operator Base&Root57 operator Base&() { exit(1); } 58 }; 59 60 struct Derived; 61 62 struct Base : Root { BaseBase63 Base(const Base&) { printf("Base::(const Base&)\n"); } BaseBase64 Base() { printf("Base::Base()\n"); } operator Derived&Base65 operator Derived&() { exit(1); } 66 }; 67 68 struct Derived : Base { 69 }; 70 foo(Base)71void foo(Base) {} 72 test(Derived bb)73void test(Derived bb) 74 { 75 // CHECK-LP64-NOT: callq __ZN4BasecvR7DerivedEv 76 // CHECK-LP32-NOT: callq L__ZN4BasecvR7DerivedEv 77 foo(bb); 78 } 79 // CHECK-LP64: callq __ZN1XcvR1BEv 80 // CHECK-LP64: callq __ZN1AC1ERKS_ 81 82 // CHECK-LP32: calll L__ZN1XcvR1BEv 83 // CHECK-LP32: calll L__ZN1AC1ERKS_ 84 85 86