1 ; RUN: opt %s -S -disable-basicaa -cfl-steens-aa -aa-eval -print-all-alias-modref-info 2>&1 | FileCheck %s
3 ; Regression: we weren't properly checking constexpr selects.
5 @g = extern_weak dso_local global i32, align 4
6 @g2 = extern_weak dso_local global i32, align 4
7 @g3 = extern_weak dso_local global i32, align 4
9 ; CHECK-LABEL: Function: foo
10 ; CHECK: NoAlias: i32* select (i1 icmp ne (i32* @g, i32* null), i32* @g2, i32* @g3), i32** %a
11 ; CHECK: NoAlias: i32* %b, i32** %a
12 ; CHECK: MayAlias: i32* %b, i32* select (i1 icmp ne (i32* @g, i32* null), i32* @g2, i32* @g3)
13 ; CHECK: NoAlias: i32* @g2, i32** %a
14 ; CHECK: MayAlias: i32* @g2, i32* select (i1 icmp ne (i32* @g, i32* null), i32* @g2, i32* @g3)
15 ; CHECK: MayAlias: i32* %b, i32* @g2
16 ; CHECK: NoAlias: i32* @g3, i32** %a
17 ; CHECK: MayAlias: i32* @g3, i32* select (i1 icmp ne (i32* @g, i32* null), i32* @g2, i32* @g3)
18 ; CHECK: MayAlias: i32* %b, i32* @g3
19 ; CHECK: MayAlias: i32* @g2, i32* @g3
23 %a = alloca i32*, align 8
24 store i32* select (i1 icmp ne (i32* @g, i32* null), i32* @g2, i32* @g3), i32** %a
25 %b = load i32*, i32** %a
26 %c = load i32, i32* %b
27 %d = load i32, i32* @g2
28 %e = load i32, i32* @g3