forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			21 lines
		
	
	
		
			921 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			921 B
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_analyze_cc1 %s -verify \
 | |
| // RUN:   -analyzer-checker=security.insecureAPI
 | |
| // RUN: %clang_analyze_cc1 %s -verify -std=gnu11 \
 | |
| // RUN:   -analyzer-checker=security.insecureAPI
 | |
| // RUN: %clang_analyze_cc1 %s -verify -std=gnu99 \
 | |
| // RUN:   -analyzer-checker=security.insecureAPI
 | |
| 
 | |
| void builtin_function_call_crash_fixes(char *c) {
 | |
|   __builtin_strncpy(c, "", 6);
 | |
|   __builtin_memset(c, '\0', (0));
 | |
|   __builtin_memcpy(c, c, 0);
 | |
| 
 | |
| #if __STDC_VERSION__ > 199901
 | |
|   // expected-warning@-5{{Call to function 'strncpy' is insecure as it does not provide security checks introduced in the C11 standard.}}
 | |
|   // expected-warning@-5{{Call to function 'memset' is insecure as it does not provide security checks introduced in the C11 standard.}}
 | |
|   // expected-warning@-5{{Call to function 'memcpy' is insecure as it does not provide security checks introduced in the C11 standard.}}
 | |
| #else
 | |
|   // expected-no-diagnostics
 | |
| #endif
 | |
| }
 |