diff options
Diffstat (limited to 'test/CodeGenCXX/vtable-linkage.cpp')
| -rw-r--r-- | test/CodeGenCXX/vtable-linkage.cpp | 139 |
1 files changed, 57 insertions, 82 deletions
diff --git a/test/CodeGenCXX/vtable-linkage.cpp b/test/CodeGenCXX/vtable-linkage.cpp index b945e56..c17e333 100644 --- a/test/CodeGenCXX/vtable-linkage.cpp +++ b/test/CodeGenCXX/vtable-linkage.cpp @@ -1,24 +1,9 @@ // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o %t // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -fhidden-weak-vtables -emit-llvm -o %t.hidden // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -disable-llvm-optzns -O3 -emit-llvm -o %t.opt -// RUN: FileCheck --check-prefix=CHECK-1 %s < %t -// RUN: FileCheck --check-prefix=CHECK-2 %s < %t -// RUN: FileCheck --check-prefix=CHECK-2-HIDDEN %s < %t.hidden -// RUN: FileCheck --check-prefix=CHECK-3 %s < %t -// RUN: FileCheck --check-prefix=CHECK-4 %s < %t -// RUN: FileCheck --check-prefix=CHECK-5 %s < %t -// RUN: FileCheck --check-prefix=CHECK-5-HIDDEN %s < %t.hidden -// RUN: FileCheck --check-prefix=CHECK-6 %s < %t -// RUN: FileCheck --check-prefix=CHECK-6-HIDDEN %s < %t.hidden -// RUN: FileCheck --check-prefix=CHECK-7 %s < %t -// RUN: FileCheck --check-prefix=CHECK-8 %s < %t -// RUN: FileCheck --check-prefix=CHECK-9 %s < %t -// RUN: FileCheck --check-prefix=CHECK-9-OPT %s < %t.opt -// RUN: FileCheck --check-prefix=CHECK-10 %s < %t -// RUN: FileCheck --check-prefix=CHECK-10-OPT %s < %t.opt -// RUN: FileCheck --check-prefix=CHECK-11 %s < %t -// RUN: FileCheck --check-prefix=CHECK-12 %s < %t -// RUN: FileCheck --check-prefix=CHECK-13 %s < %t +// RUN: FileCheck --check-prefix=CHECK %s < %t +// RUN: FileCheck --check-prefix=CHECK-HIDDEN %s < %t.hidden +// RUN: FileCheck --check-prefix=CHECK-OPT %s < %t.opt namespace { struct A { @@ -102,96 +87,94 @@ void use_F() { // B has a key function that is not defined in this translation unit so its vtable // has external linkage. -// CHECK-1: @_ZTV1B = external unnamed_addr constant +// CHECK-DAG: @_ZTV1B = external unnamed_addr constant // C has no key function, so its vtable should have weak_odr linkage // and hidden visibility (rdar://problem/7523229). -// CHECK-2: @_ZTV1C = linkonce_odr unnamed_addr constant -// CHECK-2: @_ZTS1C = linkonce_odr constant -// CHECK-2: @_ZTI1C = linkonce_odr unnamed_addr constant -// CHECK-2: @_ZTT1C = linkonce_odr unnamed_addr constant -// CHECK-2-HIDDEN: @_ZTV1C = linkonce_odr hidden unnamed_addr constant -// CHECK-2-HIDDEN: @_ZTS1C = linkonce_odr constant -// CHECK-2-HIDDEN: @_ZTI1C = linkonce_odr hidden unnamed_addr constant -// CHECK-2-HIDDEN: @_ZTT1C = linkonce_odr hidden unnamed_addr constant +// CHECK-DAG: @_ZTV1C = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTS1C = linkonce_odr constant +// CHECK-DAG: @_ZTI1C = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTT1C = linkonce_odr unnamed_addr constant +// CHECK-HIDDEN-DAG: @_ZTV1C = linkonce_odr hidden unnamed_addr constant +// CHECK-HIDDEN-DAG: @_ZTS1C = linkonce_odr constant +// CHECK-HIDDEN-DAG: @_ZTI1C = linkonce_odr hidden unnamed_addr constant +// CHECK-HIDDEN-DAG: @_ZTT1C = linkonce_odr hidden unnamed_addr constant // D has a key function that is defined in this translation unit so its vtable is // defined in the translation unit. -// CHECK-3: @_ZTV1D = unnamed_addr constant -// CHECK-3: @_ZTS1D = constant -// CHECK-3: @_ZTI1D = unnamed_addr constant +// CHECK-DAG: @_ZTV1D = unnamed_addr constant +// CHECK-DAG: @_ZTS1D = constant +// CHECK-DAG: @_ZTI1D = unnamed_addr constant // E<char> is an explicit specialization with a key function defined // in this translation unit, so its vtable should have external // linkage. -// CHECK-4: @_ZTV1EIcE = unnamed_addr constant -// CHECK-4: @_ZTS1EIcE = constant -// CHECK-4: @_ZTI1EIcE = unnamed_addr constant +// CHECK-DAG: @_ZTV1EIcE = unnamed_addr constant +// CHECK-DAG: @_ZTS1EIcE = constant +// CHECK-DAG: @_ZTI1EIcE = unnamed_addr constant // E<short> is an explicit template instantiation with a key function // defined in this translation unit, so its vtable should have // weak_odr linkage. -// CHECK-5: @_ZTV1EIsE = weak_odr unnamed_addr constant -// CHECK-5: @_ZTS1EIsE = weak_odr constant -// CHECK-5: @_ZTI1EIsE = weak_odr unnamed_addr constant -// CHECK-5-HIDDEN: @_ZTV1EIsE = weak_odr unnamed_addr constant -// CHECK-5-HIDDEN: @_ZTS1EIsE = weak_odr constant -// CHECK-5-HIDDEN: @_ZTI1EIsE = weak_odr unnamed_addr constant +// CHECK-DAG: @_ZTV1EIsE = weak_odr unnamed_addr constant +// CHECK-DAG: @_ZTS1EIsE = weak_odr constant +// CHECK-DAG: @_ZTI1EIsE = weak_odr unnamed_addr constant +// CHECK-HIDDEN-DAG: @_ZTV1EIsE = weak_odr unnamed_addr constant +// CHECK-HIDDEN-DAG: @_ZTS1EIsE = weak_odr constant +// CHECK-HIDDEN-DAG: @_ZTI1EIsE = weak_odr unnamed_addr constant // F<short> is an explicit template instantiation without a key // function, so its vtable should have weak_odr linkage -// CHECK-6: @_ZTV1FIsE = weak_odr unnamed_addr constant -// CHECK-6: @_ZTS1FIsE = weak_odr constant -// CHECK-6: @_ZTI1FIsE = weak_odr unnamed_addr constant -// CHECK-6-HIDDEN: @_ZTV1FIsE = weak_odr unnamed_addr constant -// CHECK-6-HIDDEN: @_ZTS1FIsE = weak_odr constant -// CHECK-6-HIDDEN: @_ZTI1FIsE = weak_odr unnamed_addr constant +// CHECK-DAG: @_ZTV1FIsE = weak_odr unnamed_addr constant +// CHECK-DAG: @_ZTS1FIsE = weak_odr constant +// CHECK-DAG: @_ZTI1FIsE = weak_odr unnamed_addr constant +// CHECK-HIDDEN-DAG: @_ZTV1FIsE = weak_odr unnamed_addr constant +// CHECK-HIDDEN-DAG: @_ZTS1FIsE = weak_odr constant +// CHECK-HIDDEN-DAG: @_ZTI1FIsE = weak_odr unnamed_addr constant // E<long> is an implicit template instantiation with a key function // defined in this translation unit, so its vtable should have // linkonce_odr linkage. -// CHECK-7: @_ZTV1EIlE = linkonce_odr unnamed_addr constant -// CHECK-7: @_ZTS1EIlE = linkonce_odr constant -// CHECK-7: @_ZTI1EIlE = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTV1EIlE = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTS1EIlE = linkonce_odr constant +// CHECK-DAG: @_ZTI1EIlE = linkonce_odr unnamed_addr constant // F<long> is an implicit template instantiation with no key function, // so its vtable should have linkonce_odr linkage. -// CHECK-8: @_ZTV1FIlE = linkonce_odr unnamed_addr constant -// CHECK-8: @_ZTS1FIlE = linkonce_odr constant -// CHECK-8: @_ZTI1FIlE = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTV1FIlE = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTS1FIlE = linkonce_odr constant +// CHECK-DAG: @_ZTI1FIlE = linkonce_odr unnamed_addr constant // F<int> is an explicit template instantiation declaration without a // key function, so its vtable should have external linkage. -// CHECK-9: @_ZTV1FIiE = external unnamed_addr constant -// CHECK-9-OPT: @_ZTV1FIiE = available_externally unnamed_addr constant +// CHECK-DAG: @_ZTV1FIiE = external unnamed_addr constant +// CHECK-OPT-DAG: @_ZTV1FIiE = external unnamed_addr constant // E<int> is an explicit template instantiation declaration. It has a // key function that is not instantiated, so we should only reference // its vtable, not define it. -// CHECK-10: @_ZTV1EIiE = external unnamed_addr constant -// CHECK-10-OPT: @_ZTV1EIiE = available_externally unnamed_addr constant +// CHECK-DAG: @_ZTV1EIiE = external unnamed_addr constant +// CHECK-OPT-DAG: @_ZTV1EIiE = external unnamed_addr constant // The anonymous struct for e has no linkage, so the vtable should have // internal linkage. -// CHECK-11: @"_ZTV3$_0" = internal unnamed_addr constant -// CHECK-11: @"_ZTS3$_0" = internal constant -// CHECK-11: @"_ZTI3$_0" = internal unnamed_addr constant +// CHECK-DAG: @"_ZTV3$_0" = internal unnamed_addr constant +// CHECK-DAG: @"_ZTS3$_0" = internal constant +// CHECK-DAG: @"_ZTI3$_0" = internal unnamed_addr constant // The A vtable should have internal linkage since it is inside an anonymous // namespace. -// CHECK-12: @_ZTVN12_GLOBAL__N_11AE = internal unnamed_addr constant -// CHECK-12: @_ZTSN12_GLOBAL__N_11AE = internal constant -// CHECK-12: @_ZTIN12_GLOBAL__N_11AE = internal unnamed_addr constant +// CHECK-DAG: @_ZTVN12_GLOBAL__N_11AE = internal unnamed_addr constant +// CHECK-DAG: @_ZTSN12_GLOBAL__N_11AE = internal constant +// CHECK-DAG: @_ZTIN12_GLOBAL__N_11AE = internal unnamed_addr constant // F<char> is an explicit specialization without a key function, so // its vtable should have linkonce_odr linkage. -// CHECK-13: @_ZTV1FIcE = linkonce_odr unnamed_addr constant -// CHECK-13: @_ZTS1FIcE = linkonce_odr constant -// CHECK-13: @_ZTI1FIcE = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTV1FIcE = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTS1FIcE = linkonce_odr constant +// CHECK-DAG: @_ZTI1FIcE = linkonce_odr unnamed_addr constant -// RUN: FileCheck --check-prefix=CHECK-G %s < %t -// -// CHECK-G: @_ZTV1GIiE = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTV1GIiE = linkonce_odr unnamed_addr constant template <typename T> class G { public: @@ -205,11 +188,9 @@ template <typename T> void G<T>::f0() {} void G_f0() { new G<int>(); } -// RUN: FileCheck --check-prefix=CHECK-H %s < %t - // H<int> has a key function without a body but it's a template instantiation // so its VTable must be emitted. -// CHECK-H: @_ZTV1HIiE = linkonce_odr unnamed_addr constant +// CHECK-DAG: @_ZTV1HIiE = linkonce_odr unnamed_addr constant template <typename T> class H { public: @@ -220,21 +201,15 @@ void use_H() { H<int> h; } -// RUN: FileCheck --check-prefix=CHECK-I %s < %t -// RUN: FileCheck --check-prefix=CHECK-I-OPT %s < %t.opt - // I<int> has an explicit instantiation declaration and needs a VTT and -// construction vtables. We emit the VTT available_externally, but point it at -// internal construction vtables because there is no way to form a reference to -// the real construction vtables. +// construction vtables. -// CHECK-I: @_ZTV1IIiE = external unnamed_addr constant -// CHECK-I: @_ZTT1IIiE = external unnamed_addr constant -// CHECK-I-NOT: @_ZTC1IIiE +// CHECK-DAG: @_ZTV1IIiE = external unnamed_addr constant +// CHECK-DAG: @_ZTT1IIiE = external unnamed_addr constant +// CHECK-NOT: @_ZTC1IIiE // -// CHECK-I-OPT: @_ZTV1IIiE = available_externally unnamed_addr constant -// CHECK-I-OPT: @_ZTT1IIiE = available_externally unnamed_addr constant {{.*}} @_ZTC1IIiE0_6VBase2 -// CHECK-I-OPT: @_ZTC1IIiE0_6VBase2 = internal unnamed_addr constant +// CHECK-OPT-DAG: @_ZTV1IIiE = external unnamed_addr constant +// CHECK-OPT-DAG: @_ZTT1IIiE = external unnamed_addr constant struct VBase1 { virtual void f(); }; struct VBase2 : virtual VBase1 {}; template<typename T> struct I : VBase2 {}; |
