63 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // RUN: %clang_cc1 -fsyntax-only -verify %s
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| 
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| int outer1; // expected-note{{previous definition is here}}
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| extern int outer2; // expected-note{{previous definition is here}}
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| int outer4;
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| int outer4; // expected-note{{previous definition is here}}
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| int outer5; // expected-note{{previous definition is here}}
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| int outer6(float); // expected-note{{previous definition is here}}
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| int outer7(float);
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| 
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| void outer_test() {
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|   extern float outer1; // expected-error{{redefinition of 'outer1' with a different type}}
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|   extern float outer2; // expected-error{{redefinition of 'outer2' with a different type}}
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|   extern float outer3; // expected-note{{previous definition is here}}
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|   double outer4;
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|   extern int outer5;
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|   extern int outer6; // expected-error{{redefinition of 'outer6' as different kind of symbol}}
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|   int outer7;
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|   extern int outer8; // expected-note{{previous definition is here}}
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|   extern int outer9;
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|   {
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|     extern int outer9; // expected-note{{previous definition is here}}
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|   }
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| }
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| 
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| int outer3; // expected-error{{redefinition of 'outer3' with a different type}}
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| float outer4; // expected-error{{redefinition of 'outer4' with a different type}}
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| float outer5;  // expected-error{{redefinition of 'outer5' with a different type}}
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| int outer8(int); // expected-error{{redefinition of 'outer8' as different kind of symbol}}
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| float outer9; // expected-error{{redefinition of 'outer9' with a different type}}
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| 
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| extern int outer13; // expected-note{{previous definition is here}}
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| void outer_shadowing_test() {
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|   extern int outer10;
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|   extern int outer11; // expected-note{{previous definition is here}}
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|   extern int outer12; // expected-note{{previous definition is here}}
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|   {
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|     float outer10;
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|     float outer11;
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|     float outer12;
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|     {
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|       extern int outer10; // okay
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|       extern float outer11; // expected-error{{redefinition of 'outer11' with a different type}}
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|       static double outer12;
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|       {
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|         extern float outer12; // expected-error{{redefinition of 'outer12' with a different type}}
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|         extern float outer13; // expected-error{{redefinition of 'outer13' with a different type}}
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|       }
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|     }
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|   }
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| }
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| 
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| void g18(void) { // expected-note{{'g18' declared here}}
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|   extern int g19;
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| }
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| int *p=&g19; // expected-error{{use of undeclared identifier 'g19'}} \
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|              // expected-warning{{incompatible pointer types}}
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| 
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| // PR3645
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| static int a;
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| extern int a; // expected-note {{previous definition is here}}
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| int a;	// expected-error {{non-static declaration of 'a' follows static declaration}}
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