Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/concepts/template-parm4.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 84e7813d76e9 |
children |
line wrap: on
line source
// { dg-do compile { target c++17_only } } // { dg-options "-fconcepts" } template<typename T> concept bool C1 = __is_same_as(T, int); template<int N> concept bool C2 = N == 0; template<template<typename> class X> concept bool C3 = false; template<typename> struct Foo; template<C1... Ts> struct S1 { }; template<C2... Ns> struct S2 { }; template<C3... Xs> struct S3 { }; S1<int, int, bool> s1; // { dg-error "constraint failure|invalid type" } S2<0, 1, 2> s2; // { dg-error "constraint failure|invalid type" } S3<Foo> s3; // { dg-error "constraint failure|invalid type" }