1 ; RUN: opt %loadPolly -polly-detect -analyze < %s | FileCheck %s
3 ; void f(long A[], long N) {
6 ; for (i = 0; i < N; ++i)
9 ; for (j = 0; j < N; ++j)
13 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
17 define void @f(i64* %A, i64 %N) nounwind {
20 br i1 true, label %next, label %next2
23 br i1 true, label %for.j, label %return
26 %indvar2 = phi i64 [ 0, %next2], [ %indvar2.next2, %for.j]
27 %scevgep2 = getelementptr i64, i64* %A, i64 %indvar2
28 store i64 %indvar2, i64* %scevgep2
29 %indvar2.next2 = add nsw i64 %indvar2, 1
30 %exitcond2 = icmp eq i64 %indvar2.next2, %N
31 br i1 %exitcond2, label %return, label %for.j
34 br i1 true, label %for.i, label %return
37 %indvar = phi i64 [ 0, %next], [ %indvar.next, %for.i ]
38 %scevgep = getelementptr i64, i64* %A, i64 %indvar
39 store i64 %indvar, i64* %scevgep
41 %indvar.next = add nsw i64 %indvar, 1
42 %exitcond = icmp eq i64 %indvar.next, %N
43 br i1 %exitcond, label %return, label %for.i
46 br i1 true, label %return_a, label %return_b
59 ; CHECK-NOT: Valid Region for Scop: next => return
60 ; CHECK: Valid Region for Scop: next2 => return