forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			36 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			36 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -emit-llvm -o %t
 | |
| // RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -fhidden-weak-vtables -emit-llvm -o %t.hidden
 | |
| // RUN: FileCheck --check-prefix=CHECK-TEST1 %s < %t
 | |
| // RUN: FileCheck --check-prefix=CHECK-TEST2 %s < %t
 | |
| // RUN: FileCheck --check-prefix=CHECK-TEST2-HIDDEN %s < %t.hidden
 | |
| 
 | |
| #include <typeinfo>
 | |
| 
 | |
| namespace Test1 {
 | |
|   // A is explicitly marked hidden, so all RTTI data should also be marked hidden.
 | |
|   // CHECK-TEST1: @_ZTSN5Test11AE = linkonce_odr hidden constant
 | |
|   // CHECK-TEST1: @_ZTIN5Test11AE = linkonce_odr hidden unnamed_addr constant
 | |
|   // CHECK-TEST1: @_ZTSPN5Test11AE = linkonce_odr hidden constant
 | |
|   // CHECK-TEST1: @_ZTIPN5Test11AE = linkonce_odr hidden unnamed_addr constant
 | |
|   struct __attribute__((visibility("hidden"))) A { };
 | |
| 
 | |
|   void f() {
 | |
|     (void)typeid(A);
 | |
|     (void)typeid(A *);
 | |
|   }
 | |
| }
 | |
| 
 | |
| namespace Test2 {
 | |
|   // A is weak, so its linkage should be linkoce_odr, but not marked hidden.
 | |
|   // CHECK-TEST2: @_ZTSN5Test21AE = linkonce_odr constant
 | |
|   // CHECK-TEST2: @_ZTIN5Test21AE = linkonce_odr unnamed_addr constant
 | |
|   struct A { };
 | |
| 
 | |
|   // With -fhidden-weak-vtables, the typeinfo for A is marked hidden, but not its name.
 | |
|   // CHECK-TEST2-HIDDEN: _ZTSN5Test21AE = linkonce_odr constant
 | |
|   // CHECK-TEST2-HIDDEN: @_ZTIN5Test21AE = linkonce_odr hidden unnamed_addr constant
 | |
|   void f() {
 | |
|     (void)typeid(A);
 | |
|   }
 | |
| }
 |