| Bill Wendling | 039e690 | 2010-05-19 23:33:26 +0000 | [diff] [blame] | 1 | // RUN: %llvmgxx %s -S -o - | FileCheck %s |
| 2 | // <rdar://problem/7929157> |
| 3 | |
| 4 | struct A { |
| 5 | virtual int f() { return 1; } |
| 6 | }; |
| 7 | |
| 8 | struct B { |
| 9 | virtual int f() { return 2; } |
| 10 | }; |
| 11 | |
| 12 | struct C : A, B { |
| 13 | virtual int f() { return 3; } |
| 14 | }; |
| 15 | |
| 16 | struct D : C { |
| 17 | virtual int f() { return 4; } |
| 18 | }; |
| 19 | |
| 20 | static int f(D* d) { |
| 21 | B* b = d; |
| 22 | return b->f(); |
| 23 | }; |
| 24 | |
| 25 | int g() { |
| 26 | D d; |
| 27 | return f(&d); |
| 28 | } |
| 29 | |
| 30 | // Thunks should be marked as "weak ODR", not just "weak". |
| 31 | // |
| Bill Wendling | 9385d42 | 2010-05-20 00:27:10 +0000 | [diff] [blame] | 32 | // CHECK: define weak_odr i32 @_ZThn{{[48]}}_N1C1fEv |
| 33 | // CHECK: define weak_odr i32 @_ZThn{{[48]}}_N1D1fEv |