| Anders Carlsson | a552ea7 | 2010-01-31 01:43:37 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s |
| Anders Carlsson | 0ee33cf | 2009-09-12 16:16:49 +0000 | [diff] [blame] | 2 | struct A { |
| 3 | void f(); |
| 4 | |
| 5 | int a; |
| 6 | }; |
| 7 | |
| 8 | struct B : A { |
| 9 | double b; |
| 10 | }; |
| 11 | |
| 12 | void f() { |
| 13 | B b; |
| 14 | |
| 15 | b.f(); |
| 16 | } |
| Anders Carlsson | a552ea7 | 2010-01-31 01:43:37 +0000 | [diff] [blame] | 17 | |
| 18 | // CHECK: define %struct.B* @_Z1fP1A(%struct.A* %a) nounwind |
| 19 | B *f(A *a) { |
| 20 | // CHECK-NOT: br label |
| 21 | // CHECK: ret %struct.B* |
| 22 | return static_cast<B*>(a); |
| 23 | } |
| Anders Carlsson | 905a100 | 2010-01-31 02:39:02 +0000 | [diff] [blame^] | 24 | |
| 25 | // PR5965 |
| 26 | namespace PR5965 { |
| 27 | |
| 28 | // CHECK: define %struct.A* @_ZN6PR59651fEP1B(%struct.B* %b) nounwind |
| 29 | A *f(B* b) { |
| 30 | // CHECK-NOT: br label |
| 31 | // CHECK: ret %struct.A* |
| 32 | return b; |
| 33 | } |
| 34 | |
| 35 | } |
| 36 | |