Eric Christopher | 3883e66 | 2011-07-26 22:17:02 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -emit-llvm -o - |
| 2 | |
| 3 | struct tree_common {}; |
| 4 | |
| 5 | struct tree_int_cst { |
| 6 | struct tree_common common; |
| 7 | struct tree_int_cst_lowhi { |
| 8 | unsigned long long low; |
| 9 | long long high; |
| 10 | } int_cst; |
| 11 | }; |
| 12 | |
| 13 | enum XXX { yyy }; |
| 14 | |
| 15 | struct tree_function_decl { |
| 16 | struct tree_common common; |
| 17 | long long locus, y; |
| 18 | __extension__ enum XXX built_in_class : 2; |
| 19 | |
| 20 | }; |
| 21 | |
| 22 | |
| 23 | union tree_node { |
| 24 | struct tree_int_cst int_cst; |
| 25 | struct tree_function_decl function_decl; |
| 26 | }; |
| 27 | |
| 28 | |
| 29 | void foo (union tree_node * decl) { |
| 30 | decl->function_decl.built_in_class != 0; |
| 31 | } |
| 32 | |
| 33 | |