1; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
2;
3; CHECK:         Assumed Context:
4; CHECK-NEXT:    [N] -> {  :  }
5; CHECK-NEXT:    Invalid Context:
6; CHECK-NEXT:    [N] -> {  : false }
7; CHECK-NEXT:    p0: %N
8; CHECK:         Statements {
9; CHECK-NEXT:    	Stmt_if_then
10; CHECK-NEXT:            Domain :=
11; CHECK-NEXT:                [N] -> { Stmt_if_then[i0] : (1 + i0) mod 2 = 0 and 0 < i0 < N }
12; CHECK-NEXT:            Schedule :=
13; CHECK-NEXT:                [N] -> { Stmt_if_then[i0] -> [i0] };
14; CHECK-NEXT:            ReadAccess :=	[Reduction Type: +] [Scalar: 0]
15; CHECK-NEXT:                [N] -> { Stmt_if_then[i0] -> MemRef_A[i0] };
16; CHECK-NEXT:            MustWriteAccess :=	[Reduction Type: +] [Scalar: 0]
17; CHECK-NEXT:                [N] -> { Stmt_if_then[i0] -> MemRef_A[i0] };
18; CHECK-NEXT:    }
19;
20;    void f(int *A, int N) {
21;      for (int i = 0; i < N; i++) {
22;        if (i & 1)
23;          A[i]++;
24;      }
25;    }
26;
27target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
28
29define void @f(i32* %A, i32 %N) {
30entry:
31  %tmp = sext i32 %N to i64
32  br label %for.cond
33
34for.cond:                                         ; preds = %for.inc, %entry
35  %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ]
36  %cmp = icmp slt i64 %indvars.iv, %tmp
37  br i1 %cmp, label %for.body, label %for.end
38
39for.body:                                         ; preds = %for.cond
40  %tmp1 = trunc i64 %indvars.iv to i32
41  %and = and i32 %tmp1, 1
42  %tobool = icmp eq i32 %and, 0
43  br i1 %tobool, label %if.end, label %if.then
44
45if.then:                                          ; preds = %for.body
46  %arrayidx = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
47  %tmp2 = load i32, i32* %arrayidx, align 4
48  %inc = add nsw i32 %tmp2, 1
49  store i32 %inc, i32* %arrayidx, align 4
50  br label %if.end
51
52if.end:                                           ; preds = %for.body, %if.then
53  br label %for.inc
54
55for.inc:                                          ; preds = %if.end
56  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
57  br label %for.cond
58
59for.end:                                          ; preds = %for.cond
60  ret void
61}
62