82 lines · cpp
1// RUN: not %clang_cc1 -fsyntax-only %s -std=c++98 2>&1 | FileCheck %s2 3namespace PR14342 {4 template<typename T, char a> struct X {};5 X<int, 1> x = X<long, 257>();6 // CHECK: error: no viable conversion from 'X<long, [...]>' to 'X<int, [...]>'7}8 9namespace PR15513 {10 template <int x, int y = x+1>11 class A {};12 13 void foo(A<0> &M) {14 // CHECK: no viable conversion from 'A<[...], (default) x + 1 aka 1>' to 'A<[...], 0>'15 A<0, 0> N = M;16 // CHECK: no viable conversion from 'A<0, [...]>' to 'A<1, [...]>'17 A<1, 1> O = M;18 }19}20 21namespace default_args {22 template <int x, int y = 1+1, int z = 2>23 class A {};24 25 void foo(A<0> &M) {26 // CHECK: no viable conversion from 'A<[...], (default) 1 + 1 aka 2, (default) 2>' to 'A<[...], 0, 0>'27 A<0, 0, 0> N = M;28 29 // CHECK: no viable conversion from 'A<[2 * ...], (default) 2>' to 'A<[2 * ...], 0>'30 A<0, 2, 0> N2 = M;31 }32 33}34 35namespace qualifiers {36 template <class T>37 void foo(void (func(T*)), T*) {}38 39 template <class T>40 class vector{};41 42 void bar(const vector<int>*) {}43 44 void test(volatile vector<int>* V) {45 foo(bar, V);46 }47 48 // CHECK: candidate template ignored: deduced conflicting types for parameter 'T' ('const vector<...>' vs. 'volatile vector<...>')49}50 51namespace integers {52 template <int x>53 class wrapper{};54 55 template <int x>56 class foo {57 public:58 wrapper<x> make();59 };60 61 wrapper<1> w1 = foo<2>().make();62 // CHECK: no viable conversion from 'wrapper<2>' to 'wrapper<1>'63 64 wrapper<1> w2 = foo<-3>().make();65 // CHECK: no viable conversion from 'wrapper<-3>' to 'wrapper<1>'66 67 template <int x>68 wrapper<x> make();69 70 wrapper<1> w3 = make<4>();71 // CHECK: no viable conversion from 'wrapper<4>' to 'wrapper<1>'72 73 template <int x>74 wrapper<-x> makeNegative();75 76 wrapper<1> w4 = makeNegative<5>();77 // CHECK: no viable conversion from 'wrapper<-5>' to 'wrapper<1>'78 79 wrapper<1> w5 = makeNegative<-6>();80 // CHECK: no viable conversion from 'wrapper<6>' to 'wrapper<1>'81}82