45 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			45 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -Wno-header-guard %s
 | |
| // RUN: %clang_cc1 -fsyntax-only -Wheader-guard %s 2>&1 | FileCheck %s
 | |
| 
 | |
| #include "Inputs/good-header-guard.h"
 | |
| #include "Inputs/no-define.h"
 | |
| #include "Inputs/different-define.h"
 | |
| #include "Inputs/out-of-order-define.h"
 | |
| #include "Inputs/tokens-between-ifndef-and-define.h"
 | |
| #include "Inputs/unlikely-to-be-header-guard.h"
 | |
| 
 | |
| #include "Inputs/bad-header-guard.h"
 | |
| // CHECK: In file included from {{.*}}header.cpp:{{[0-9]*}}:
 | |
| // CHECK: {{.*}}bad-header-guard.h:1:9: warning: 'bad_header_guard' is used as a header guard here, followed by #define of a different macro
 | |
| // CHECK: {{^}}#ifndef bad_header_guard
 | |
| // CHECK: {{^}}        ^~~~~~~~~~~~~~~~
 | |
| // CHECK: {{.*}}bad-header-guard.h:2:9: note: 'bad_guard' is defined here; did you mean 'bad_header_guard'?
 | |
| // CHECK: {{^}}#define bad_guard
 | |
| // CHECK: {{^}}        ^~~~~~~~~
 | |
| // CHECK: {{^}}        bad_header_guard
 | |
| 
 | |
| #include "Inputs/bad-header-guard-defined.h"
 | |
| // CHECK: In file included from {{.*}}header.cpp:{{[0-9]*}}:
 | |
| // CHECK: {{.*}}bad-header-guard-defined.h:1:2: warning: 'foo' is used as a header guard here, followed by #define of a different macro
 | |
| // CHECK: {{^}}#if !defined(foo)
 | |
| // CHECK: {{^}} ^~
 | |
| // CHECK: {{.*}}bad-header-guard-defined.h:2:9: note: 'goo' is defined here; did you mean 'foo'?
 | |
| // CHECK: {{^}}#define goo
 | |
| // CHECK: {{^}}        ^~~
 | |
| // CHECK: {{^}}        foo
 | |
| 
 | |
| #include "Inputs/multiple.h"
 | |
| #include "Inputs/multiple.h"
 | |
| #include "Inputs/multiple.h"
 | |
| #include "Inputs/multiple.h"
 | |
| // CHECK: In file included from {{.*}}header.cpp:{{[0-9]*}}:
 | |
| // CHECK: {{.*}}multiple.h:1:9: warning: 'multiple' is used as a header guard here, followed by #define of a different macro
 | |
| // CHECK: {{^}}#ifndef multiple
 | |
| // CHECK: {{^}}        ^~~~~~~~
 | |
| // CHECK: {{.*}}multiple.h:2:9: note: 'multi' is defined here; did you mean 'multiple'?
 | |
| // CHECK: {{^}}#define multi
 | |
| // CHECK: {{^}}        ^~~~~
 | |
| // CHECK: {{^}}        multiple
 | |
| 
 | |
| // CHECK: 3 warnings generated.
 | 
