| Daniel Dunbar | 9ca5670 | 2009-02-03 21:54:49 +0000 | [diff] [blame] | 1 | // RUN: clang -triple i386-unknown-unknown --emit-llvm-bc -o - %s | opt -std-compile-opts | llvm-dis > %t && |
| Daniel Dunbar | 7a7458c | 2008-07-25 01:11:38 +0000 | [diff] [blame] | 2 | // RUN: grep "ret i32 %" %t |
| 3 | |||||
| 4 | // Make sure return is not constant (if empty range is skipped or miscompiled) | ||||
| 5 | |||||
| 6 | int f0(unsigned x) { | ||||
| 7 | switch(x) { | ||||
| 8 | case 2: | ||||
| 9 | // fallthrough empty range | ||||
| 10 | case 10 ... 9: | ||||
| 11 | return 10; | ||||
| 12 | default: | ||||
| 13 | return 0; | ||||
| 14 | } | ||||
| 15 | } | ||||