xref: /llvm-project/polly/test/ScopInfo/wraping_signed_expr_3.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly '-passes=print<polly-function-scops>' -disable-output < %s 2>&1 | FileCheck %s
2;
3;    void f(int *A, int N, int p) {
4;      for (int i = 0; i < N; i++)
5;        A[i + p] = 0;
6;    }
7;
8; Note: 2147483648 == 2 ^ 31
9;
10; CHECK:      Function: wrap
11; CHECK:      Invalid Context:
12; CHECK:      [N, p] -> {  : p >= 2147483649 - N }
13;
14target datalayout = "e-m:e-i32:64-f80:128-n8:16:32:64-S128"
15
16define void @wrap(ptr %A, i32 %N, i32 %p) {
17bb:
18  br label %bb2
19
20bb2:                                              ; preds = %bb7, %bb
21  %indvars.iv = phi i32 [ %indvars.iv.next, %bb7 ], [ 0, %bb ]
22  %tmp3 = icmp slt i32 %indvars.iv, %N
23  br i1 %tmp3, label %bb4, label %bb8
24
25bb4:                                              ; preds = %bb2
26  %tmp5 = add i32 %indvars.iv, %p
27  %tmp6 = getelementptr inbounds i32, ptr %A, i32 %tmp5
28  store i32 0, ptr %tmp6, align 4
29  br label %bb7
30
31bb7:                                              ; preds = %bb4
32  %indvars.iv.next = add nuw nsw i32 %indvars.iv, 1
33  br label %bb2
34
35bb8:                                              ; preds = %bb2
36  ret void
37}
38