27 lines
		
	
	
		
			589 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			27 lines
		
	
	
		
			589 B
		
	
	
	
		
			C++
		
	
	
	
// Test this without pch.
 | 
						|
// RUN: %clang_cc1 -std=c++11 -include %s -fsyntax-only -verify %s
 | 
						|
 | 
						|
// Test with pch.
 | 
						|
// RUN: %clang_cc1 -std=c++11 -x c++-header -emit-pch -o %t %s
 | 
						|
// RUN: %clang_cc1 -std=c++11 -include-pch %t -fsyntax-only -verify %s
 | 
						|
 | 
						|
// expected-no-diagnostics
 | 
						|
 | 
						|
// PR25271: Ensure that default template arguments prior to a parameter pack
 | 
						|
// successfully round-trip.
 | 
						|
#ifndef HEADER
 | 
						|
#define HEADER
 | 
						|
template<unsigned T=123, unsigned... U>
 | 
						|
class dummy;
 | 
						|
 | 
						|
template<unsigned T, unsigned... U>
 | 
						|
class dummy {
 | 
						|
    int field[T];
 | 
						|
};
 | 
						|
#else
 | 
						|
void f() {
 | 
						|
    dummy<> x;
 | 
						|
    (void)x;
 | 
						|
}
 | 
						|
#endif
 |