1; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
2;
3; CHECK: Reduction Type: +
4; CHECK: Reduction Type: +
5; CHECK: Reduction Type: *
6; CHECK: Reduction Type: *
7;
8; void f(int *sums) {
9;   for (int i = 0; i < 1024; i++) {
10;     for (int j = 0; j < 1024; j++) {
11;       sums[i] += 5;
12;       sums[i+1024] *= 5;
13;     }
14;   }
15; }
16target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
17
18define void @f(i32* %sums) {
19entry:
20  br label %for.cond
21
22for.cond:                                         ; preds = %for.inc6, %entry
23  %i.0 = phi i32 [ 0, %entry ], [ %inc7, %for.inc6 ]
24  %exitcond1 = icmp ne i32 %i.0, 1024
25  br i1 %exitcond1, label %for.body, label %for.end8
26
27for.body:                                         ; preds = %for.cond
28  br label %for.cond1
29
30for.cond1:                                        ; preds = %for.inc, %for.body
31  %j.0 = phi i32 [ 0, %for.body ], [ %inc, %for.inc ]
32  %exitcond = icmp ne i32 %j.0, 1024
33  br i1 %exitcond, label %for.body3, label %for.end
34
35for.body3:                                        ; preds = %for.cond1
36  %arrayidx = getelementptr inbounds i32, i32* %sums, i32 %i.0
37  %tmp = load i32, i32* %arrayidx, align 4
38  %add = add nsw i32 %tmp, 5
39  store i32 %add, i32* %arrayidx, align 4
40  %add4 = add nsw i32 %i.0, 1024
41  %arrayidx5 = getelementptr inbounds i32, i32* %sums, i32 %add4
42  %tmp2 = load i32, i32* %arrayidx5, align 4
43  %mul = mul nsw i32 %tmp2, 5
44  store i32 %mul, i32* %arrayidx5, align 4
45  br label %for.inc
46
47for.inc:                                          ; preds = %for.body3
48  %inc = add nsw i32 %j.0, 1
49  br label %for.cond1
50
51for.end:                                          ; preds = %for.cond1
52  br label %for.inc6
53
54for.inc6:                                         ; preds = %for.end
55  %inc7 = add nsw i32 %i.0, 1
56  br label %for.cond
57
58for.end8:                                         ; preds = %for.cond
59  ret void
60}
61