| Arthur Eubanks | feeed16 | 2020-06-26 14:58:01 -0700 | [diff] [blame] | 1 | ; RUN: opt < %s -basic-aa -aa-eval -print-all-alias-modref-info 2>&1 | FileCheck %s |
| Michael Kuperstein | f3e663a | 2013-05-28 08:17:48 +0000 | [diff] [blame] | 2 | |
| 3 | declare i32* @captures(i32* %cap) nounwind readonly |
| 4 | |
| 5 | define void @no(i32* noalias %a, i32* %b) nounwind { |
| 6 | entry: |
| 7 | store i32 1, i32* %a |
| 8 | %cap = call i32* @captures(i32* %a) nounwind readonly |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 9 | %l = load i32, i32* %b |
| Michael Kuperstein | f3e663a | 2013-05-28 08:17:48 +0000 | [diff] [blame] | 10 | ret void |
| 11 | } |
| 12 | |
| 13 | ; CHECK: NoAlias: i32* %a, i32* %b |
| 14 | |
| 15 | define void @yes(i32* %c, i32* %d) nounwind { |
| 16 | entry: |
| 17 | store i32 1, i32* %c |
| 18 | %cap = call i32* @captures(i32* %c) nounwind readonly |
| David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 19 | %l = load i32, i32* %d |
| Michael Kuperstein | f3e663a | 2013-05-28 08:17:48 +0000 | [diff] [blame] | 20 | ret void |
| 21 | } |
| 22 | |
| 23 | ; CHECK: MayAlias: i32* %c, i32* %d |