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// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple=x86_64-apple-darwin9 | FileCheck %s
struct T {
T();
~T();
};
void f(const T& t = T());
class X { // ...
public:
X();
X(const X&, const T& t = T());
};
// CHECK-LABEL: define void @_Z1gv()
void g() {
// CHECK: call void @_ZN1TC1Ev([[T:%.*]]* [[AGG1:%.*]])
// CHECK-NEXT: call void @_Z1fRK1T([[T]]* dereferenceable({{[0-9]+}}) [[AGG1]])
// CHECK-NEXT: call void @_ZN1TD1Ev([[T]]* [[AGG1]])
f();
// CHECK-NEXT: call void @_ZN1TC1Ev([[T:%.*]]* [[AGG2:%.*]])
// CHECK-NEXT: call void @_Z1fRK1T([[T]]* dereferenceable({{[0-9]+}}) [[AGG2]])
// CHECK-NEXT: call void @_ZN1TD1Ev([[T]]* [[AGG2]])
f();
// CHECK-NEXT: call void @_ZN1XC1Ev(
X a;
// CHECK-NEXT: call void @_ZN1TC1Ev(
// CHECK-NEXT: call void @_ZN1XC1ERKS_RK1T(
// CHECK-NEXT: call void @_ZN1TD1Ev(
X b(a);
// CHECK-NEXT: call void @_ZN1TC1Ev(
// CHECK-NEXT: call void @_ZN1XC1ERKS_RK1T(
// CHECK-NEXT: call void @_ZN1TD1Ev(
X c = a;
}
class obj{ int a; float b; double d; };
// CHECK-LABEL: define void @_Z1hv()
void h() {
// CHECK: call void @llvm.memset.p0i8.i64(
obj o = obj();
}
// PR7028 - mostly this shouldn't crash
namespace test1 {
struct A { A(); };
struct B { B(); ~B(); };
struct C {
C(const B &file = B());
};
C::C(const B &file) {}
struct D {
C c;
A a;
// CHECK-LABEL: define linkonce_odr void @_ZN5test11DC2Ev(%"struct.test1::D"* %this) unnamed_addr
// CHECK: call void @_ZN5test11BC1Ev(
// CHECK-NEXT: call void @_ZN5test11CC1ERKNS_1BE(
// CHECK-NEXT: call void @_ZN5test11BD1Ev(
// CHECK: call void @_ZN5test11AC1Ev(
D() : c(), a() {}
};
D d;
}
namespace test2 {
// CHECK: define linkonce_odr void @_ZN5test21AIiED2Ev(
template <typename T> struct A { A() {} ~A() {} };
template <typename> void f(const A<int> & = {}) {}
void g() { f<int>(); }
}
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