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