| ; RUN: opt < %s -basic-aa -aa-eval -print-all-alias-modref-info 2>&1 | FileCheck %s |
| |
| declare i32* @captures(i32* %cap) nounwind readonly |
| |
| ; CHECK-LABEL: no |
| ; CHECK: NoAlias: i32* %a, i32* %b |
| define void @no(i32* noalias %a, i32* %b) nounwind { |
| entry: |
| store i32 1, i32* %a |
| %cap = call i32* @captures(i32* %a) nounwind readonly |
| %l = load i32, i32* %b |
| ret void |
| } |
| |
| ; CHECK-LABEL: yes |
| ; CHECK: MayAlias: i32* %c, i32* %d |
| define void @yes(i32* %c, i32* %d) nounwind { |
| entry: |
| store i32 1, i32* %c |
| %cap = call i32* @captures(i32* %c) nounwind readonly |
| %l = load i32, i32* %d |
| ret void |
| } |
| |
| ; Result should be the same for byval instead of noalias. |
| ; CHECK-LABEL: byval |
| ; CHECK: NoAlias: i32* %a, i32* %b |
| define void @byval(i32* byval(i32) %a, i32* %b) nounwind { |
| entry: |
| store i32 1, i32* %a |
| %cap = call i32* @captures(i32* %a) nounwind readonly |
| %l = load i32, i32* %b |
| ret void |
| } |