1 ; RUN: opt %loadPolly -basicaa -polly-ast -polly-ast-detect-parallel -analyze < %s | FileCheck %s
2 ; RUN: opt %loadPolly -polyhedral-info -polly-check-parallel -analyze < %s | FileCheck %s -check-prefix=PINFO
4 ; void f(int *restrict A, int *restrict B, int N) {
5 ; CHECK: #pragma minimal dependence distance: 5
6 ; PINFO: for.cond: Loop is not parallel.
7 ; for (int i = 0; i < N; i++) {
13 target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
15 define void @f(i32* noalias %A, i32* noalias %B, i32 %N) {
19 for.cond: ; preds = %for.inc, %entry
20 %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
21 %cmp = icmp slt i32 %i.0, %N
22 br i1 %cmp, label %for.body, label %for.end
24 for.body: ; preds = %for.cond
25 %arrayidx = getelementptr inbounds i32, i32* %A, i32 %i.0
26 %tmp = load i32, i32* %arrayidx, align 4
27 %add = add nsw i32 %tmp, 1
28 %add1 = add nsw i32 %i.0, 7
29 %arrayidx2 = getelementptr inbounds i32, i32* %A, i32 %add1
30 store i32 %add, i32* %arrayidx2, align 4
31 %arrayidx3 = getelementptr inbounds i32, i32* %B, i32 %i.0
32 %tmp1 = load i32, i32* %arrayidx3, align 4
33 %add4 = add nsw i32 %tmp1, 1
34 %add5 = add nsw i32 %i.0, 5
35 %arrayidx6 = getelementptr inbounds i32, i32* %B, i32 %add5
36 store i32 %add4, i32* %arrayidx6, align 4
39 for.inc: ; preds = %for.body
40 %inc = add nsw i32 %i.0, 1
43 for.end: ; preds = %for.cond