23 lines
		
	
	
		
			662 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			23 lines
		
	
	
		
			662 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -verify %s -triple x86_64-linux-gnu
 | |
| 
 | |
| // PR15216
 | |
| // Don't crash when taking computing the offset of structs with large arrays.
 | |
| const unsigned long Size = (1l << 60);
 | |
| 
 | |
| struct Chunk1 {
 | |
|   char padding[Size];
 | |
|   char more_padding[1][Size];
 | |
|   char data;
 | |
| };
 | |
| 
 | |
| int test1 = __builtin_offsetof(struct Chunk1, data);
 | |
| 
 | |
| struct Chunk2 {
 | |
|   char padding[Size][Size][Size];  // expected-error 2{{array is too large}}
 | |
|   char data;
 | |
| };
 | |
| 
 | |
| // FIXME: Remove this error when the constant evaluator learns to
 | |
| // ignore bad types.
 | |
| int test2 = __builtin_offsetof(struct Chunk2, data);  // expected-error{{initializer element is not a compile-time constant}} 
 | 
