forked from OSchip/llvm-project
101 lines
5.3 KiB
C++
101 lines
5.3 KiB
C++
// RUN: not %clang_cc1 -fsyntax-only -std=c++11 -fcolor-diagnostics %s 2>&1 | FileCheck %s
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// RUN: not %clang_cc1 -fsyntax-only -std=c++11 -fcolor-diagnostics -fdiagnostics-show-template-tree %s 2>&1 | FileCheck %s -check-prefix=TREE
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// REQUIRES: ansi-escape-sequences
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template<typename> struct foo {};
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void func(foo<int>);
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int main() {
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func(foo<double>());
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}
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// CHECK: {{.*}}candidate function not viable: no known conversion from 'foo<[[CYAN:.\[0;1;36m]]double[[RESET:.\[0m]]>' to 'foo<[[CYAN]]int[[RESET]]>' for 1st argument[[RESET]]
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// TREE: candidate function not viable: no known conversion from argument type to parameter type for 1st argument
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// TREE: foo<
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// TREE: {{\[}}[[CYAN:.\[0;1;36m]]double[[RESET:.\[0m]] != [[CYAN]]int[[RESET]]]>[[RESET]]
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foo<int> A;
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foo<double> &B = A;
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// CHECK: {{.*}}non-const lvalue reference to type 'foo<[[CYAN]]double[[RESET]][[BOLD:.\[1m]]>' cannot bind to a value of unrelated type 'foo<[[CYAN]]int[[RESET]][[BOLD]]>'[[RESET]]
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// TREE: non-const lvalue reference cannot bind to a value of unrelated type
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// TREE: foo<
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// TREE: {{\[}}[[CYAN]]double[[RESET]][[BOLD:.\[1m]] != [[CYAN]]int[[RESET]][[BOLD]]]>[[RESET]]
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template<typename> class vector {};
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void set15(vector<const vector<int> >) {}
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void test15() {
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set15(vector<const vector<const int> >());
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}
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// CHECK: {{.*}}candidate function not viable: no known conversion from 'vector<const vector<[[CYAN]]const{{ ?}}[[RESET]]{{ ?}}int>>' to 'vector<const vector<int>>' for 1st argument
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// TREE: {{.*}}candidate function not viable: no known conversion from argument type to parameter type for 1st argument
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// TREE: vector<
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// TREE: const vector<
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// TREE: {{\[}}[[CYAN]]const{{ ?}}[[RESET]]{{ ?}}!= [[CYAN]](no qualifiers)[[RESET]]] int>>
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void set16(vector<vector<int> >) {}
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void test16() {
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set16(vector<const vector<int> >());
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}
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// CHECK: {{.*}}candidate function not viable: no known conversion from 'vector<[[CYAN]]const{{ ?}}[[RESET]]{{ ?}}vector<...>>' to 'vector<vector<...>>' for 1st argument
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// TREE: {{.*}}candidate function not viable: no known conversion from argument type to parameter type for 1st argument
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// TREE: vector<
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// TREE: {{\[}}[[CYAN]]const{{ ?}}[[RESET]]{{ ?}}!= [[CYAN]](no qualifiers){{ ?}}[[RESET]]]{{ ?}}vector<...>>
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void set17(vector<const vector<int> >) {}
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void test17() {
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set17(vector<vector<int> >());
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}
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// CHECK: candidate function not viable: no known conversion from 'vector<vector<...>>' to 'vector<[[CYAN]]const{{ ?}}[[RESET]]{{ ?}}vector<...>>' for 1st argument
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// TREE: candidate function not viable: no known conversion from argument type to parameter type for 1st argument
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// TREE: vector<
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// TREE: {{\[}}[[CYAN]](no qualifiers){{ ?}}[[RESET]]{{ ?}}!= [[CYAN]]const[[RESET]]] vector<...>>
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void set18(vector<volatile vector<int> >) {}
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void test18() {
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set18(vector<const vector<int> >());
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}
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// CHECK: candidate function not viable: no known conversion from 'vector<[[CYAN]]const{{ ?}}[[RESET]]{{ ?}}vector<...>>' to 'vector<[[CYAN]]volatile{{ ?}}[[RESET]]{{ ?}}vector<...>>' for 1st argument
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// TREE: no matching function for call to 'set18'
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// TREE: candidate function not viable: no known conversion from argument type to parameter type for 1st argument
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// TREE: vector<
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// TREE: {{\[}}[[CYAN]]const{{ ?}}[[RESET]]{{ ?}}!= [[CYAN]]volatile[[RESET]]] vector<...>>
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void set19(vector<const volatile vector<int> >) {}
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void test19() {
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set19(vector<const vector<int> >());
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}
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// CHECK: candidate function not viable: no known conversion from 'vector<const vector<...>>' to 'vector<const [[CYAN]]volatile{{ ?}}[[RESET]]{{ ?}}vector<...>>' for 1st argument
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// TREE: candidate function not viable: no known conversion from argument type to parameter type for 1st argument
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// TREE: vector<
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// TREE: [const != const [[CYAN]]volatile[[RESET]]] vector<...>>
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namespace default_args {
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template <int x, int y = 1+1, int z = 2>
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class A {};
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void foo(A<0> &M) {
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// CHECK: no viable conversion from 'A<[...], (default) [[CYAN]]1 + 1[[RESET]][[BOLD]] aka [[CYAN]]2[[RESET]][[BOLD]], (default) [[CYAN]]2[[RESET]][[BOLD]]>' to 'A<[...], [[CYAN]]0[[RESET]][[BOLD]], [[CYAN]]0[[RESET]][[BOLD]]>'
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A<0, 0, 0> N = M;
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// CHECK: no viable conversion from 'A<[2 * ...], (default) [[CYAN]]2[[RESET]][[BOLD]]>' to 'A<[2 * ...], [[CYAN]]0[[RESET]][[BOLD]]>'
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A<0, 2, 0> N2 = M;
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}
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}
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namespace MixedDeclarationIntegerArgument {
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template<typename T, T n = 5> class A{};
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int x;
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int y[5];
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A<int> a1 = A<int&, x>();
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// CHECK: no viable conversion from 'A<[[CYAN]]int &[[RESET]][[BOLD]], [[CYAN]]x[[RESET]][[BOLD]]>' to 'A<[[CYAN]]int[[RESET]][[BOLD]], (default) [[CYAN]]5[[RESET]][[BOLD]]>'
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// TREE: no viable conversion
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// TREE: A<
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// TREE: {{\[}}[[CYAN]]int &[[RESET]][[BOLD]] != [[CYAN]]int[[RESET]][[BOLD]]],
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// TREE: {{\[}}[[CYAN]]x[[RESET]][[BOLD]] != (default) [[CYAN]]5[[RESET]][[BOLD]]]>
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A<int**, nullptr> a2 = A<int, 3 + 1>();
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// CHECK-ELIDE-NOTREE: error: no viable conversion from 'A<[[CYAN]]int[[RESET]][[BOLD]], [[CYAN]]3 + 1[[RESET]][[BOLD]] aka [[CYAN]]4[[RESET]][[BOLD]]>' to 'A<[[CYAN]]int **[[RESET]][[BOLD]], [[CYAN]]nullptr[[RESET]][[BOLD]]>'
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// TREE: no viable conversion
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// TREE: A<
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// TREE: {{\[}}[[CYAN]]int[[RESET]][[BOLD]] != [[CYAN]]int **[[RESET]][[BOLD]]],
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// TREE: {{\[}}[[CYAN]]3 + 1[[RESET]][[BOLD]] aka [[CYAN]]4[[RESET]][[BOLD]] != [[CYAN]]nullptr[[RESET]][[BOLD]]]>
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}
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