Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp2a/concepts-ts4.C @ 152:2b5abeee2509
update gcc11
author | anatofuz |
---|---|
date | Mon, 25 May 2020 07:50:57 +0900 |
parents | 1830386684a0 |
children |
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// { dg-do compile { target c++2a } } // { dg-additional-options "-fconcepts-ts" } // Basic tests for introduction syntax. template<typename T> concept True = true; template<typename T> concept False = false; template<typename T, typename U> concept Same = __is_same_as(T, U); template<int N> concept Pos = N >= 0; True{T} void f1(T) { } False{T} void f2(T) { } Same{X, Y} void same(); Pos{N} void fn(); void driver() { f1(0); f2(0); // { dg-error "" } same<int, int>(); same<int, char>(); // { dg-error "" } fn<0>(); // OK fn<-1>(); // { dg-error "" } fn<int>(); // { dg-error "no matching function" } }