| Chih-Hung Hsieh | 43f0694 | 2019-12-19 15:01:08 -0800 | [diff] [blame^] | 1 | // RUN: %clang_cc1 -triple x86_64-unknown_unknown -emit-llvm -debug-info-kind=limited %s -O1 -fno-experimental-new-pass-manager -o - | FileCheck %s |
| Inna Palant | ff3f07a | 2019-07-11 16:15:26 -0700 | [diff] [blame] | 2 | |
| 3 | // Ensure class definitions are not emitted to debug info just because the |
| 4 | // vtable is emitted for optimization purposes (as available_externally). The |
| 5 | // class definition debug info should only go where the vtable is actually |
| 6 | // emitted into the object file. |
| 7 | |
| 8 | // CHECK: @_ZTV3foo = available_externally |
| 9 | |
| 10 | // Verify that this doesn't involve querying for the vtable of types that aren't |
| 11 | // dynamic (that would cause an assertion in the case below) |
| 12 | |
| 13 | // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "bar<int>" |
| 14 | template <typename> struct bar {}; |
| 15 | extern template struct bar<int>; |
| 16 | bar<int> *p1; |
| 17 | bar<int> a; |
| 18 | |
| 19 | // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "foo" |
| 20 | // CHECK-SAME: DIFlagFwdDecl |
| 21 | |
| 22 | struct foo { |
| 23 | virtual void f(); |
| 24 | }; |
| 25 | |
| 26 | foo f; |
