| Eric Christopher | 32e48a3 | 2011-08-16 21:41:31 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s |
| 2 | // XTARGET: x86 |
| 3 | // PR4242 |
| 4 | // (PR 4242 bug is on 64-bit only, test passes on x86-32 as well) |
| 5 | |
| 6 | struct S { |
| 7 | void* data[3]; |
| 8 | }; |
| 9 | |
| 10 | struct T { |
| 11 | void* data[2]; |
| 12 | }; |
| 13 | |
| 14 | // CHECK: %struct.T* byval |
| 15 | extern "C" S fail(int, int, int, int, T t, void* p) { |
| 16 | S s; |
| 17 | s.data[0] = t.data[0]; |
| 18 | s.data[1] = t.data[1]; |
| 19 | s.data[2] = p; |
| 20 | return s; |
| 21 | } |
| 22 | |
| 23 | // CHECK: %struct.T* byval |
| 24 | extern "C" S* succeed(S* sret, int, int, int, int, T t, void* p) { |
| 25 | sret->data[0] = t.data[0]; |
| 26 | sret->data[1] = t.data[1]; |
| 27 | sret->data[2] = p; |
| 28 | return sret; |
| 29 | } |