зеркало из https://github.com/microsoft/clang-1.git
86 строки
1.7 KiB
C++
86 строки
1.7 KiB
C++
// REQUIRES: x86-registered-target,x86-64-registered-target
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// RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++0x -S %s -o %t-64.s
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// RUN: FileCheck -check-prefix LP64 --input-file=%t-64.s %s
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// RUN: %clang_cc1 -triple i386-apple-darwin -std=c++0x -S %s -o %t-32.s
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// RUN: FileCheck -check-prefix LP32 --input-file=%t-32.s %s
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extern "C" int printf(...);
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extern "C" void exit(int);
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struct A {
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A (const A&) { printf("A::A(const A&)\n"); }
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A() {};
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~A() { printf("A::~A()\n"); }
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};
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struct B : public A {
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B() {};
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B(const B& Other) : A(Other) { printf("B::B(const B&)\n"); }
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~B() { printf("B::~B()\n"); }
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};
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struct C : public B {
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C() {};
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C(const C& Other) : B(Other) { printf("C::C(const C&)\n"); }
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~C() { printf("C::~C()\n"); }
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};
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struct X {
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operator B&() {printf("X::operator B&()\n"); return b; }
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operator C&() {printf("X::operator C&()\n"); return c; }
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X (const X&) { printf("X::X(const X&)\n"); }
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X () { printf("X::X()\n"); }
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~X () { printf("X::~X()\n"); }
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B b;
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C c;
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};
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void f(A) {
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printf("f(A)\n");
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}
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void func(X x)
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{
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f (x);
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}
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int main()
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{
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X x;
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func(x);
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}
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struct Base;
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struct Root {
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operator Base&() { exit(1); }
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};
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struct Derived;
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struct Base : Root {
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Base(const Base&) { printf("Base::(const Base&)\n"); }
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Base() { printf("Base::Base()\n"); }
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operator Derived&() { exit(1); }
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};
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struct Derived : Base {
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};
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void foo(Base) {}
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void test(Derived bb)
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{
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// CHECK-LP64-NOT: callq __ZN4BasecvR7DerivedEv
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// CHECK-LP32-NOT: callq L__ZN4BasecvR7DerivedEv
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foo(bb);
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}
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// CHECK-LP64: callq __ZN1XcvR1BEv
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// CHECK-LP64: callq __ZN1AC1ERKS_
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// CHECK-LP32: calll L__ZN1XcvR1BEv
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// CHECK-LP32: calll L__ZN1AC1ERKS_
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