1; RUN: opt %loadPolly -basicaa -polly-detect -analyze < %s | FileCheck %s
2;
3; CHECK: Valid Region for Scop: for.cond => for.end
4;
5;    #pragma readonly
6;    int func(int *A);
7;
8;    void jd(int *A) {
9;      for (int i = 0; i < 1024; i++)
10;        A[i + 2] = func(A);
11;    }
12;
13target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
14
15declare i32 @func(i32* %A) #1
16
17define void @jd(i32* %A) {
18entry:
19  br label %for.cond
20
21for.cond:                                         ; preds = %for.inc, %entry
22  %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ]
23  %exitcond = icmp ne i64 %indvars.iv, 1024
24  br i1 %exitcond, label %for.body, label %for.end
25
26for.body:                                         ; preds = %for.cond
27  %call = call i32 @func(i32* %A)
28  %tmp = add nsw i64 %indvars.iv, 2
29  %arrayidx = getelementptr inbounds i32, i32* %A, i64 %tmp
30  store i32 %call, i32* %arrayidx, align 4
31  br label %for.inc
32
33for.inc:                                          ; preds = %for.body
34  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
35  br label %for.cond
36
37for.end:                                          ; preds = %for.cond
38  ret void
39}
40
41attributes #1 = { nounwind readonly }
42