1; RUN: opt %loadPolly -polly-print-ast -polly-parallel -disable-output < %s | FileCheck %s
2; RUN: opt %loadPolly -print-polyhedral-info -polly-check-parallel -disable-output < %s | FileCheck %s -check-prefix=PINFO
3target 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"
4
5; for (i = 0; i < n; i++)
6;   A[0] = i;
7
8@A = common global [1024 x i32] zeroinitializer
9define void @bar(i64 %n) {
10start:
11  fence seq_cst
12  br label %loop.header
13
14loop.header:
15  %i = phi i64 [ 0, %start ], [ %i.next, %loop.backedge ]
16  %scevgep = getelementptr [1024 x i32], [1024 x i32]* @A, i64 0, i64 0
17  %exitcond = icmp ne i64 %i, %n
18  br i1 %exitcond, label %loop.body, label %ret
19
20loop.body:
21  store i32 1, i32* %scevgep
22  br label %loop.backedge
23
24loop.backedge:
25  %i.next = add nsw i64 %i, 1
26  br label %loop.header
27
28ret:
29  fence seq_cst
30  ret void
31}
32
33; CHECK: for (int c0 = 0; c0 < n; c0 += 1)
34; CHECK:   Stmt_loop_body(c0)
35; PINFO: loop.header: Loop is not parallel.
36