87 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			87 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: rm -rf %t
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| // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c -verify -fmodules-cache-path=%t -I %S/Inputs %s
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| // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-local-submodule-visibility -x objective-c++ -verify -fmodules-cache-path=%t -I %S/Inputs %s -DLOCAL_VISIBILITY
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| 
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| // This test checks some of the same things as macros.c, but imports modules in
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| // a different order.
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| 
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| @import macros_other;
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| 
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| int n0 = TOP_OTHER_DEF_RIGHT_UNDEF; // ok
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| 
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| @import macros_top;
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| 
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| TOP_OTHER_DEF_RIGHT_UNDEF *n0b; // expected-warning{{ambiguous expansion of macro 'TOP_OTHER_DEF_RIGHT_UNDEF'}}
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| // expected-note@macros_top.h:22 {{expanding this definition of 'TOP_OTHER_DEF_RIGHT_UNDEF'}}
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| // expected-note@macros_other.h:6 {{other definition of 'TOP_OTHER_DEF_RIGHT_UNDEF'}}
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| 
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| @import macros_right;
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| @import macros_left;
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| 
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| #ifdef TOP_LEFT_UNDEF
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| #  error TOP_LEFT_UNDEF should not be defined
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| #endif
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| 
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| #ifndef TOP_RIGHT_UNDEF
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| #  error TOP_RIGHT_UNDEF should still be defined
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| #endif
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| 
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| void test() {
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|   float f;
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|   TOP_RIGHT_REDEF *fp = &f; // ok, right's definition overrides top's definition
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| 
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|   // Note, left's definition wins here, whereas right's definition wins in
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|   // macros.c.
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|   int i;
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|   LEFT_RIGHT_IDENTICAL *ip = &i;
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|   LEFT_RIGHT_DIFFERENT *ip2 = &f; // expected-warning{{ambiguous expansion of macro 'LEFT_RIGHT_DIFFERENT'}}
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|   // expected-note@macros_left.h:14 {{expanding this}}
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|   // expected-note@macros_right.h:12 {{other}}
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|   LEFT_RIGHT_DIFFERENT2 *ip3 = &f; // expected-warning{{ambiguous expansion of macro 'LEFT_RIGHT_DIFFERENT2}}
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|   // expected-note@macros_left.h:11 {{expanding this}}
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|   // expected-note@macros_right.h:13 {{other}}
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| #undef LEFT_RIGHT_DIFFERENT3
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|   int LEFT_RIGHT_DIFFERENT3;
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| }
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| 
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| @import macros_right.undef;
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| 
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| // See macros.c.
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| #ifdef LOCAL_VISIBILITY
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| # ifndef TOP_RIGHT_UNDEF
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| #  error TOP_RIGHT_UNDEF should still be defined
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| # endif
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| #else
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| # ifdef TOP_RIGHT_UNDEF
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| #  error TOP_RIGHT_UNDEF should not be defined
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| # endif
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| #endif
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| 
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| #ifndef TOP_OTHER_UNDEF1
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| # error TOP_OTHER_UNDEF1 should still be defined
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| #endif
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| 
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| #ifndef TOP_OTHER_UNDEF2
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| # error TOP_OTHER_UNDEF2 should still be defined
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| #endif
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| 
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| #ifndef TOP_OTHER_REDEF1
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| # error TOP_OTHER_REDEF1 should still be defined
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| #endif
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| int n1 = TOP_OTHER_REDEF1; // expected-warning{{ambiguous expansion of macro 'TOP_OTHER_REDEF1'}}
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| // expected-note@macros_top.h:19 {{expanding this definition}}
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| // expected-note@macros_other.h:4 {{other definition}}
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| 
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| #ifndef TOP_OTHER_REDEF2
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| # error TOP_OTHER_REDEF2 should still be defined
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| #endif
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| int n2 = TOP_OTHER_REDEF2; // ok
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| 
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| int n3 = TOP_OTHER_DEF_RIGHT_UNDEF; // ok
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| 
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| int top_redef_in_submodules = TOP_REDEF_IN_SUBMODULES;
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| @import macros_top.c;
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| void test2() {
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|   int TOP_REDEF_IN_SUBMODULES = top_redef_in_submodules;
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| }
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