forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			44 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -Wformat-nonliteral -verify %s
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| struct S {
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|   static void f(const char*, ...) __attribute__((format(printf, 1, 2)));
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|   static const char* f2(const char*) __attribute__((format_arg(1)));
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| 
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|   // GCC has a hidden 'this' argument in member functions which is why
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|   // the format argument is argument 2 here.
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|   void g(const char*, ...) __attribute__((format(printf, 2, 3)));
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|   const char* g2(const char*) __attribute__((format_arg(2)));
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| 
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|   void h(const char*, ...) __attribute__((format(printf, 1, 4))); // \
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|       expected-error{{implicit this argument as the format string}}
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|   void h2(const char*, ...) __attribute__((format(printf, 2, 1))); // \
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|       expected-error{{out of bounds}}
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|   const char* h3(const char*) __attribute__((format_arg(1))); // \
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|       expected-error{{invalid for the implicit this argument}}
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| 
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|   void operator() (const char*, ...) __attribute__((format(printf, 2, 3)));
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| };
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| 
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| // PR5521
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| struct A { void a(const char*,...) __attribute((format(printf,2,3))); };
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| void b(A x) {
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|   x.a("%d", 3);
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| }
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| 
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| // PR8625: correctly interpret static member calls as not having an implicit
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| // 'this' argument.
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| namespace PR8625 {
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|   struct S {
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|     static void f(const char*, const char*, ...)
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|       __attribute__((format(printf, 2, 3)));
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|   };
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|   void test(S s, const char* str) {
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|     s.f(str, "%s", str);
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|   }
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| }
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| 
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| // Make sure we interpret member operator calls as having an implicit
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| // this argument.
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| void test_operator_call(S s, const char* str) {
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|   s("%s", str);
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| }
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