1 ; RUN: opt %loadNPMPolly '-passes=print<polly-delicm>' -pass-remarks-missed=polly-delicm -disable-output < %s 2>&1 | FileCheck %s
3 ; void func(double *A) {
4 ; for (int j = 0; j < 2; j += 1) { /* outer */
5 ; memset(A[j], 0, sizeof(double));
7 ; for (int i = 0; i < 4; i += 1) /* reduction */
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 %phi.cmp = fcmp ogt double %phi, 0.0
51 br i1 %phi.cmp , label %reduction.exit_true, label %reduction.exit_false
54 %A_idx = getelementptr inbounds double, ptr %A, i32 %j
55 store double %phi, ptr %A_idx
63 %j.inc = add nuw nsw i32 %j, 1
74 ; CHECK: Skipped possible mapping target because it is not an unconditional overwrite