12 lines
		
	
	
		
			299 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			12 lines
		
	
	
		
			299 B
		
	
	
	
		
			C
		
	
	
	
// RUN: clang-cc %s -fsyntax-only -verify -pedantic
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typedef const char rchar;
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int a(char* a, rchar* b) {
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  return a-b;
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}
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// <rdar://problem/6520707> 
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void f0(void (*fp)(void)) {
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  int x = fp - fp; // expected-warning{{arithmetic on pointer to function type 'void (*)(void)' is a GNU extension}}
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}
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