| Eric Christopher | b025734 | 2011-07-26 21:42:32 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -emit-llvm %s -o /dev/null |
| 2 | |||||
| 3 | /* In this testcase, the return value of foo() is being promoted to a register | ||||
| 4 | * which breaks stuff | ||||
| 5 | */ | ||||
| 6 | int printf(const char * restrict format, ...); | ||||
| 7 | |||||
| 8 | union X { char X; void *B; int a, b, c, d;}; | ||||
| 9 | |||||
| 10 | union X foo() { | ||||
| 11 | union X Global; | ||||
| 12 | Global.B = (void*)123; /* Interesting part */ | ||||
| 13 | return Global; | ||||
| 14 | } | ||||
| 15 | |||||
| 16 | int main() { | ||||
| 17 | union X test = foo(); | ||||
| 18 | printf("0x%p", test.B); | ||||
| 19 | } | ||||