forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			77 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 %s -triple i386-unknown-unknown -fvisibility default -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-DEFAULT
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| // RUN: %clang_cc1 %s -triple i386-unknown-unknown -fvisibility protected -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-PROTECTED
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| // RUN: %clang_cc1 %s -triple i386-unknown-unknown -fvisibility hidden -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-HIDDEN
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| 
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| // CHECK-DEFAULT: @g_def = global i32 0
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| // CHECK-DEFAULT: @g_com = common global i32 0
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| // CHECK-DEFAULT: @g_ext = external global i32
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| // CHECK-DEFAULT: @g_deferred = internal global
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| // CHECK-PROTECTED: @g_def = protected global i32 0
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| // CHECK-PROTECTED: @g_com = common protected global i32 0
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| // CHECK-PROTECTED: @g_ext = external global i32
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| // CHECK-PROTECTED: @g_deferred = internal global
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| // CHECK-HIDDEN: @g_def = hidden global i32 0
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| // CHECK-HIDDEN: @g_com = common hidden global i32 0
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| // CHECK-HIDDEN: @g_ext = external global i32
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| // CHECK-HIDDEN: @g_deferred = internal global
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| int g_com;
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| int g_def = 0;
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| extern int g_ext;
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| static char g_deferred[] = "hello";
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| 
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| // CHECK-DEFAULT: @test4 = hidden global i32 10
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| // CHECK-PROTECTED: @test4 = hidden global i32 10
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| // CHECK-HIDDEN: @test4 = hidden global i32 10
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| 
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| // CHECK-DEFAULT: define i32 @f_def()
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| // CHECK-DEFAULT: declare void @f_ext()
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| // CHECK-DEFAULT: define internal void @f_deferred()
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| // CHECK-PROTECTED: define protected i32 @f_def()
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| // CHECK-PROTECTED: declare void @f_ext()
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| // CHECK-PROTECTED: define internal void @f_deferred()
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| // CHECK-HIDDEN: define hidden i32 @f_def()
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| // CHECK-HIDDEN: declare void @f_ext()
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| // CHECK-HIDDEN: define internal void @f_deferred()
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| 
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| extern void f_ext(void);
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| 
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| static void f_deferred(void) {
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| }
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| 
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| int f_def(void) {
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|   f_ext();
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|   f_deferred();
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|   return g_com + g_def + g_ext + g_deferred[0];
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| }
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| 
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| // PR8457
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| // CHECK-DEFAULT: define void @test1(
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| // CHECK-PROTECTED: define void @test1(
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| // CHECK-HIDDEN: define void @test1(
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| struct Test1 { int field; };
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| void  __attribute__((visibility("default"))) test1(struct Test1 *v) { }
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| 
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| // rdar://problem/8595231
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| // CHECK-DEFAULT: define void @test2()
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| // CHECK-PROTECTED: define void @test2()
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| // CHECK-HIDDEN: define void @test2()
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| void test2(void);
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| void __attribute__((visibility("default"))) test2(void) {}
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| 
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| // CHECK-DEFAULT: define hidden void @test3()
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| // CHECK-PROTECTED: define hidden void @test3()
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| // CHECK-HIDDEN: define hidden void @test3()
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| extern void test3(void);
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| __private_extern__ void test3(void) {}
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| 
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| // Top of file.
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| extern int test4;
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| __private_extern__ int test4 = 10;
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| 
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| // rdar://12399248
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| // CHECK-DEFAULT: define hidden void @test5()
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| // CHECK-PROTECTED: define hidden void @test5()
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| // CHECK-HIDDEN: define hidden void @test5()
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| __attribute__((availability(macosx,introduced=10.5,deprecated=10.6)))
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| __private_extern__ void test5(void) {}
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