1 ; RUN: opt %loadNPMPolly '-passes=print<polly-delicm>' -disable-output < %s | FileCheck %s
3 ; void func(float *A) {
4 ; for (int j = 0; j < 2; j += 1) { /* outer */
6 ; for (int i = 0; i < 4; i += 1) /* reduction */
12 ; Check that %fphi is not mapped to A[j] because it is double-sized,
13 ; but A[j] stores only floats.
15 define void @func(ptr noalias nonnull %A) {
17 br label %outer.preheader
23 %j = phi i32 [0, %outer.preheader], [%j.inc, %outer.inc]
24 %j.cmp = icmp slt i32 %j, 2
25 br i1 %j.cmp, label %reduction.preheader, label %outer.exit
29 br label %reduction.for
32 %i = phi i32 [0, %reduction.preheader], [%i.inc, %reduction.inc]
33 %phi = phi double [0.0, %reduction.preheader], [%add, %reduction.inc]
34 %i.cmp = icmp slt i32 %i, 4
35 br i1 %i.cmp, label %body, label %reduction.exit
40 %add = fadd double %phi, 4.2
41 br label %reduction.inc
46 %i.inc = add nuw nsw i32 %i, 1
47 br label %reduction.for
50 %A_idx = getelementptr inbounds float, ptr %A, i32 %j
51 %fphi = fptrunc double %phi to float
52 store float %fphi, ptr %A_idx
58 %j.inc = add nuw nsw i32 %j, 1
70 ; CHECK: Compatible overwrites: 1
72 ; CHECK: No modification has been made