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