1// Test default argument instantiation in chained PCH. 2 3// Without PCH 4// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -include %s -include %s %s 5 6// With PCH 7// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s -chain-include %s -chain-include %s 8 9// With modules 10// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -fmodules %s -chain-include %s -chain-include %s 11 12// expected-no-diagnostics 13 14#ifndef HEADER1 15#define HEADER1 16//===----------------------------------------------------------------------===// 17// Primary header. 18 19namespace rdar23810407 { 20 template<typename T> int f(T t) { 21 extern T rdar23810407_variable; 22 return 0; 23 } 24 template<typename T> int g(int a = f([] {})); 25} 26 27//===----------------------------------------------------------------------===// 28#elif not defined(HEADER2) 29#define HEADER2 30#if !defined(HEADER1) 31#error Header inclusion order messed up 32#endif 33 34//===----------------------------------------------------------------------===// 35// Dependent header. 36 37inline void instantiate_once() { 38 rdar23810407::g<int>(); 39} 40 41//===----------------------------------------------------------------------===// 42#else 43//===----------------------------------------------------------------------===// 44 45void test() { 46 rdar23810407::g<int>(); 47} 48 49//===----------------------------------------------------------------------===// 50#endif 51