1; RUN: opt < %s -analyze -delinearize | FileCheck %s
2; void foo(int n, int m, int o, double A[n][m][o]) {
3;
4;   for (int i = 0; i < n; i++)
5;     for (int j = 0; j < m; j++)
6;       for (int k = 0; k < o; k++)
7;         A[i][j][k] = 1.0;
8; }
9
10; AddRec: {{{%A,+,(8 * (zext i32 %m to i64) * (zext i32 %o to i64))}<%for.i>,+,(8 * (zext i32 %o to i64))}<%for.j>,+,8}<%for.k>
11; CHECK: Base offset: %A
12; CHECK: ArrayDecl[UnknownSize][(zext i32 %m to i64)][(zext i32 %o to i64)] with elements of 8 bytes.
13; CHECK: ArrayRef[{0,+,1}<%for.i>][{0,+,1}<%for.j>][{0,+,1}<%for.k>]
14
15target 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-S128"
16target triple = "x86_64-unknown-linux-gnu"
17
18define void @foo(i32 %n, i32 %m, i32 %o, double* %A) {
19entry:
20  %m_zext = zext i32 %m to i64
21  %n_zext = zext i32 %o to i64
22  br label %for.i
23
24for.i:
25  %i = phi i64 [ %i.inc, %for.i.inc ], [ 0, %entry ]
26  br label %for.j
27
28for.j:
29  %j = phi i64 [ %j.inc, %for.j.inc ], [ 0, %for.i ]
30  br label %for.k
31
32for.k:
33  %k = phi i64 [ %k.inc, %for.k.inc ], [ 0, %for.j ]
34  %tmp = mul i64 %i, %m_zext
35  %tmp1 = trunc i64 %j to i32
36  %tmp2 = trunc i64 %i to i32
37  %mul.us.us = mul nsw i32 %tmp1, %tmp2
38  %tmp.us.us = add i64 %j, %tmp
39  %tmp17.us.us = mul i64 %tmp.us.us, %n_zext
40  %subscript = add i64 %tmp17.us.us, %k
41  %idx = getelementptr inbounds double, double* %A, i64 %subscript
42  store double 1.0, double* %idx
43  br label %for.k.inc
44
45for.k.inc:
46  %k.inc = add i64 %k, 1
47  %k.inc.trunc = trunc i64 %k.inc to i32
48  %k.exitcond = icmp eq i32 %k.inc.trunc, %o
49  br i1 %k.exitcond, label %for.j.inc, label %for.k
50
51for.j.inc:
52  %j.inc = add i64 %j, 1
53  %j.inc.trunc = trunc i64 %j.inc to i32
54  %j.exitcond = icmp eq i32 %j.inc.trunc, %m
55  br i1 %j.exitcond, label %for.i.inc, label %for.j
56
57for.i.inc:
58  %i.inc = add i64 %i, 1
59  %i.inc.trunc = trunc i64 %i.inc to i32
60  %i.exitcond = icmp eq i32 %i.inc.trunc, %n
61  br i1 %i.exitcond, label %end, label %for.i
62
63end:
64  ret void
65}
66