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Diffstat (limited to 'test/SemaTemplate/instantiate-member-template.cpp')
-rw-r--r-- | test/SemaTemplate/instantiate-member-template.cpp | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/test/SemaTemplate/instantiate-member-template.cpp b/test/SemaTemplate/instantiate-member-template.cpp new file mode 100644 index 000000000000..36f3b6fd490d --- /dev/null +++ b/test/SemaTemplate/instantiate-member-template.cpp @@ -0,0 +1,105 @@ +// RUN: clang-cc -fsyntax-only -verify %s + +template<typename T> +struct X0 { + template<typename U> T f0(U); + template<typename U> U& f1(T*, U); // expected-error{{pointer to a reference}} \ + // expected-note{{candidate}} +}; + +X0<int> x0i; +X0<void> x0v; +X0<int&> x0ir; // expected-note{{instantiation}} + +void test_X0(int *ip, double *dp) { + X0<int> xi; + int i1 = xi.f0(ip); + double *&dpr = xi.f1(ip, dp); + xi.f1(dp, dp); // expected-error{{no matching}} + + X0<void> xv; + double *&dpr2 = xv.f1(ip, dp); +} + +template<typename T> +struct X1 { + template<typename U> + struct Inner0 { + U x; + T y; // expected-error{{void}} + }; + + template<typename U> + struct Inner1 { + U x; // expected-error{{void}} + T y; + }; + + template<typename U> + struct Inner2 { + struct SuperInner { + U z; // expected-error{{void}} + }; + }; + + template<typename U> + struct Inner3 { + void f0(T t, U u) { + (void)(t + u); // expected-error{{invalid operands}} + } + + template<typename V> + V f1(T t, U u, V) { + return t + u; // expected-error{{incompatible type}} + } + }; + + template<typename U> + struct Inner4; +}; + +template<typename T> +template<typename U> +struct X1<T>::Inner4 { + template<typename V> + V f2(T t, U u, V); + + static U value; +}; + +template<typename T> +template<typename U> +U X1<T>::Inner4<U>::value; // expected-error{{reference variable}} + +template<typename T> +template<typename U> +template<typename V> +V X1<T>::Inner4<U>::f2(T t, U u, V) { + return t + u; // expected-error{{incompatible type}} +} + +void test_X1(int *ip, int i, double *dp) { + X1<void>::Inner0<int> *xvip; // okay + X1<void>::Inner0<int> xvi; // expected-note{{instantiation}} + + X1<int>::Inner1<void> *xivp; // okay + X1<int>::Inner1<void> xiv; // expected-note{{instantiation}} + + X1<int>::Inner2<void>::SuperInner *xisivp; // okay + X1<int>::Inner2<void>::SuperInner xisiv; // expected-note{{instantiation}} + + X1<int*>::Inner3<int> id3; + id3.f0(ip, i); + id3.f0(dp, i); // expected-error{{incompatible type}} + id3.f1(ip, i, ip); + id3.f1(ip, i, dp); // expected-note{{instantiation}} + + X1<int*>::Inner3<double*> id3b; + id3b.f0(ip, dp); // expected-note{{instantiation}} + + X1<int*>::Inner4<int> id4; + id4.f2(ip, i, dp); // expected-note{{instantiation}} + + X1<int*>::Inner4<int>::value = 17; + i = X1<int*>::Inner4<int&>::value; // expected-note{{instantiation}} +} |