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// RUN: %clang_cc1 -std=c++1z %s -triple %itanium_abi_triple -emit-llvm -o - | FileCheck %s
template<typename T> struct A {
A(T = 0);
A(void*);
};
template<typename T> A(T*) -> A<long>;
A() -> A<int>;
// CHECK-LABEL: @_Z1fPi(
void f(int *p) {
// CHECK: @_ZN1AIiEC
A a{};
// CHECK: @_ZN1AIlEC
A b = p;
// CHECK: @_ZN1AIxEC
A c = 123LL;
}
namespace N {
template<typename T> struct B { B(T); };
}
using N::B;
struct X {
template<typename T> struct C { C(T); };
};
// CHECK: @_Z1gIiEDaT_DTcv1AfL0p_ES1_IS0_E
template<typename T> auto g(T x, decltype(A(x)), A<T>) {}
// CHECK: @_Z1hIiEDaT_DTcvN1N1BEfL0p_ENS2_IS0_EE
template<typename T> auto h(T x, decltype(B(x)), B<T>) {}
// CHECK: @_Z1iI1XiEDaT0_DTcvNT_1CEfL0p_ENS2_1CIS1_EE(
template<typename U, typename T> auto i(T x, decltype(typename U::C(x)), typename U::template C<T>) {}
void test() {
g(1, 2, A(3));
h(1, 2, B(3));
i<X>(1, 2, X::C(3));
}
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