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1; RUN: opt < %s -analyze -basicaa -da-delinearize -da
2;
3; CHECK: da analyze - consistent input [S S]!
4; CHECK: da analyze - confused!
5; CHECK: da analyze - input [* *]!
6;
7target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n8:16:32-S64"
8target triple = "thumbv7--linux-gnueabi"
9
10define void @f(i32** %a, i32 %n) align 2 {
11for.preheader:
12  %t.0 = ashr exact i32 %n, 3
13  br label %for.body.1
14
15for.body.1:
16  %i.1 = phi i32 [ %t.5, %for.inc ], [ 0, %for.preheader ]
17  %i.2 = phi i32 [ %i.5, %for.inc ], [ %t.0, %for.preheader ]
18  br i1 undef, label %for.inc, label %for.body.2
19
20for.body.2:
21  %i.3 = phi i32 [ %t.1, %for.body.2 ], [ %i.1, %for.body.1 ]
22  %t.1 = add i32 %i.3, 1
23  %t.2 = load i32*, i32** %a, align 4
24  %t.3 = getelementptr inbounds i32, i32* %t.2, i32 %i.3
25  %t.4 = load i32, i32* %t.3, align 4
26  br i1 undef, label %for.inc, label %for.body.2
27
28for.inc:
29  %i.4 = phi i32 [ %i.2, %for.body.1 ], [ %i.2, %for.body.2 ]
30  %t.5 = add i32 %i.1, %i.4
31  %i.5 = add i32 %i.2, -1
32  br i1 undef, label %for.exit, label %for.body.1
33
34for.exit:
35  ret void
36}
37