1 // RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -emit-llvm -o %t 2 // RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -fhidden-weak-vtables -emit-llvm -o %t.hidden 3 // RUN: FileCheck --check-prefix=CHECK-TEST1 %s < %t 4 // RUN: FileCheck --check-prefix=CHECK-TEST2 %s < %t 5 // RUN: FileCheck --check-prefix=CHECK-TEST2-HIDDEN %s < %t.hidden 6 7 #include <typeinfo> 8 9 namespace Test1 { 10 // A is explicitly marked hidden, so all RTTI data should also be marked hidden. 11 // CHECK-TEST1: @_ZTSN5Test11AE = linkonce_odr hidden constant 12 // CHECK-TEST1: @_ZTIN5Test11AE = linkonce_odr hidden unnamed_addr constant 13 // CHECK-TEST1: @_ZTSPN5Test11AE = linkonce_odr hidden constant 14 // CHECK-TEST1: @_ZTIPN5Test11AE = linkonce_odr hidden unnamed_addr constant 15 struct __attribute__((visibility("hidden"))) A { }; 16 f()17 void f() { 18 (void)typeid(A); 19 (void)typeid(A *); 20 } 21 } 22 23 namespace Test2 { 24 // A is weak, so its linkage should be linkoce_odr, but not marked hidden. 25 // CHECK-TEST2: @_ZTSN5Test21AE = linkonce_odr constant 26 // CHECK-TEST2: @_ZTIN5Test21AE = linkonce_odr unnamed_addr constant 27 struct A { }; 28 29 // With -fhidden-weak-vtables, the typeinfo for A is marked hidden, but not its name. 30 // CHECK-TEST2-HIDDEN: _ZTSN5Test21AE = linkonce_odr constant 31 // CHECK-TEST2-HIDDEN: @_ZTIN5Test21AE = linkonce_odr hidden unnamed_addr constant f()32 void f() { 33 (void)typeid(A); 34 } 35 } 36