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1; Test that the reduction dependences are always initialised, even in a case
2; where we have no reduction. If this object is NULL, then isl operations on
3; it will fail.
4; RUN: opt -S %loadPolly -polly-dependences -analyze < %s | FileCheck %s -check-prefix=VALUE
5target 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-n8:16:32:64"
6
7;     for(i = 0; i < 100; i++ )
8; S1:   A[i] = 2;
9
10define void @sequential_writes() {
11entry:
12  %A = alloca [200 x i32]
13  br label %S1
14
15S1:
16  %indvar.1 = phi i64 [ 0, %entry ], [ %indvar.next.1, %S1 ]
17  %arrayidx.1 = getelementptr [200 x i32], [200 x i32]* %A, i64 0, i64 %indvar.1
18  store i32 2, i32* %arrayidx.1
19  %indvar.next.1 = add i64 %indvar.1, 1
20  %exitcond.1 = icmp ne i64 %indvar.next.1, 100
21  br i1 %exitcond.1, label %S1, label %exit.1
22
23exit.1:
24  ret void
25}
26
27; VALUE:      RAW dependences:
28; VALUE-NEXT:     {  }
29; VALUE-NEXT: WAR dependences:
30; VALUE-NEXT:     {  }
31; VALUE-NEXT: WAW dependences:
32; VALUE-NEXT:     {  }
33; VALUE-NEXT: Reduction dependences:
34; VALUE-NEXT:     {  }
35