51 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			51 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
// Test default argument instantiation in chained PCH.
 | 
						|
 | 
						|
// Without PCH
 | 
						|
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -include %s -include %s %s
 | 
						|
 | 
						|
// With PCH
 | 
						|
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s -chain-include %s -chain-include %s
 | 
						|
 | 
						|
// With modules
 | 
						|
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -fmodules %s -chain-include %s -chain-include %s
 | 
						|
 | 
						|
// expected-no-diagnostics
 | 
						|
 | 
						|
#ifndef HEADER1
 | 
						|
#define HEADER1
 | 
						|
//===----------------------------------------------------------------------===//
 | 
						|
// Primary header.
 | 
						|
 | 
						|
namespace rdar23810407 {
 | 
						|
  template<typename T> int f(T t) {
 | 
						|
    extern T rdar23810407_variable;
 | 
						|
    return 0;
 | 
						|
  }
 | 
						|
  template<typename T> int g(int a = f([] {}));
 | 
						|
}
 | 
						|
 | 
						|
//===----------------------------------------------------------------------===//
 | 
						|
#elif not defined(HEADER2)
 | 
						|
#define HEADER2
 | 
						|
#if !defined(HEADER1)
 | 
						|
#error Header inclusion order messed up
 | 
						|
#endif
 | 
						|
 | 
						|
//===----------------------------------------------------------------------===//
 | 
						|
// Dependent header.
 | 
						|
 | 
						|
inline void instantiate_once() {
 | 
						|
  rdar23810407::g<int>();
 | 
						|
}
 | 
						|
 | 
						|
//===----------------------------------------------------------------------===//
 | 
						|
#else
 | 
						|
//===----------------------------------------------------------------------===//
 | 
						|
 | 
						|
void test() {
 | 
						|
  rdar23810407::g<int>();
 | 
						|
}
 | 
						|
 | 
						|
//===----------------------------------------------------------------------===//
 | 
						|
#endif
 |