| Kamil Rytarowski | cce21c1 | 2017-07-12 13:24:46 +0000 | [diff] [blame] | 1 | ; RUN: opt -basicaa -aa-eval -disable-output < %s > /dev/null 2>&1 |
| Dan Gohman | 7c34ece | 2010-06-28 21:16:52 +0000 | [diff] [blame] | 2 | |
| 3 | ; BasicAA shouldn't infinitely recurse on the use-def cycles in |
| 4 | ; unreachable code. |
| 5 | |
| 6 | define void @func_2() nounwind { |
| 7 | entry: |
| 8 | unreachable |
| 9 | |
| 10 | bb: |
| 11 | %t = select i1 undef, i32* %t, i32* undef |
| 12 | %p = select i1 undef, i32* %p, i32* %p |
| 13 | %q = select i1 undef, i32* undef, i32* %p |
| David Blaikie | 79e6c74 | 2015-02-27 19:29:02 +0000 | [diff] [blame] | 14 | %a = getelementptr i8, i8* %a, i32 0 |
| Dan Gohman | 7c34ece | 2010-06-28 21:16:52 +0000 | [diff] [blame] | 15 | unreachable |
| 16 | } |