1; RUN: opt %loadPolly -polly-scops -polly-invariant-load-hoisting=true -analyze < %s | FileCheck %s
2;
3; Check that we model the execution context correctly.
4;
5;    void f(unsigned *I, unsigned *A, int c) {
6;      for (unsigned i = c; i < 10; i++)
7;        A[i] += *I;
8;    }
9;
10; CHECK:         Invariant Accesses: {
11; CHECK-NEXT:            ReadAccess :=	[Reduction Type: NONE] [Scalar: 0]
12; CHECK-NEXT:                [c] -> { Stmt_for_body[i0] -> MemRef_I[0] };
13; CHECK-NEXT:            Execution Context: [c] -> {  : 0 <= c <= 9 }
14; CHECK-NEXT:    }
15;
16target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
17
18define void @f(i32* %I, i32* %A, i64 %c) {
19entry:
20  br label %for.cond
21
22for.cond:                                         ; preds = %for.inc, %entry
23  %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ %c, %entry ]
24  %exitcond = icmp ult i64 %indvars.iv, 10
25  br i1 %exitcond, label %for.body, label %for.end
26
27for.body:                                         ; preds = %for.cond
28  %tmp = load i32, i32* %I, align 4
29  %arrayidx = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
30  %tmp1 = load i32, i32* %arrayidx, align 4
31  %add = add i32 %tmp1, %tmp
32  store i32 %add, i32* %arrayidx, align 4
33  br label %for.inc
34
35for.inc:                                          ; preds = %for.body
36  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
37  br label %for.cond
38
39for.end:                                          ; preds = %for.cond
40  ret void
41}
42