1; RUN: opt %loadPolly -polly-print-scops -pass-remarks-analysis="polly-scops" \
2; RUN:                -polly-allow-differing-element-types \
3; RUN:                -disable-output < %s 2>&1 | FileCheck %s
4;
5;
6;    void foo(long n, long m, char A[][m]) {
7;      for (long i = 0; i < n; i++)
8;        for (long j = 0; j < m / 4; j++)
9;          *(float *)&A[i][4 * j] = A[i][j];
10;    }
11;
12; We do not yet correctly handle multi-dimensional arrays which are accessed
13; through different base types. Verify that we correctly bail out.
14;
15; CHECK: Delinearization assumption:  {  : false }
16;
17target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
18
19define void @foo(i64 %n, i64 %m, i8* %A) {
20bb:
21  br label %bb1
22
23bb1:                                              ; preds = %bb20, %bb
24  %i.0 = phi i64 [ 0, %bb ], [ %tmp21, %bb20 ]
25  %tmp = icmp slt i64 %i.0, %n
26  br i1 %tmp, label %bb2, label %bb22
27
28bb2:                                              ; preds = %bb1
29  br label %bb3
30
31bb3:                                              ; preds = %bb17, %bb2
32  %j.0 = phi i64 [ 0, %bb2 ], [ %tmp18, %bb17 ]
33  %tmp4 = sdiv i64 %m, 4
34  %tmp5 = icmp slt i64 %j.0, %tmp4
35  br i1 %tmp5, label %bb6, label %bb19
36
37bb6:                                              ; preds = %bb3
38  %tmp7 = mul nsw i64 %i.0, %m
39  %tmp8 = getelementptr inbounds i8, i8* %A, i64 %tmp7
40  %tmp9 = getelementptr inbounds i8, i8* %tmp8, i64 %j.0
41  %tmp10 = load i8, i8* %tmp9, align 1
42  %tmp11 = sitofp i8 %tmp10 to float
43  %tmp12 = shl nsw i64 %j.0, 2
44  %tmp13 = mul nsw i64 %i.0, %m
45  %tmp14 = getelementptr inbounds i8, i8* %A, i64 %tmp13
46  %tmp15 = getelementptr inbounds i8, i8* %tmp14, i64 %tmp12
47  %tmp16 = bitcast i8* %tmp15 to float*
48  store float %tmp11, float* %tmp16, align 4
49  br label %bb17
50
51bb17:                                             ; preds = %bb6
52  %tmp18 = add nuw nsw i64 %j.0, 1
53  br label %bb3
54
55bb19:                                             ; preds = %bb3
56  br label %bb20
57
58bb20:                                             ; preds = %bb19
59  %tmp21 = add nuw nsw i64 %i.0, 1
60  br label %bb1
61
62bb22:                                             ; preds = %bb1
63  ret void
64}
65