blob: 81c89feaabb413e5f2bc31c6dacbe130484a7607 [file] [log] [blame]
; 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
}