1*5c028081SMichael Kruse; RUN: opt %loadPolly -polly-print-ast -polly-parallel -disable-output < %s | FileCheck %s
2*5c028081SMichael Kruse; RUN: opt %loadPolly -print-polyhedral-info -polly-check-parallel -disable-output < %s | FileCheck %s -check-prefix=PINFO
335f70200SMichael Krusetarget 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"
435f70200SMichael Kruse
535f70200SMichael Kruse; for (i = 0; i < 1024; i++)
635f70200SMichael Kruse;   for (j = 0; j < 1024; j++)
735f70200SMichael Kruse;     A[i][j] = 1;
835f70200SMichael Kruse
935f70200SMichael Kruse@A = common global [1024 x [1024 x i32]] zeroinitializer
1035f70200SMichael Krusedefine void @bar() {
1135f70200SMichael Krusestart:
1235f70200SMichael Kruse  fence seq_cst
1335f70200SMichael Kruse  br label %loop.i
1435f70200SMichael Kruse
1535f70200SMichael Kruseloop.i:
1635f70200SMichael Kruse  %i = phi i64 [ 0, %start ], [ %i.next, %loop.i.backedge ]
1735f70200SMichael Kruse  %exitcond.i = icmp ne i64 %i, 1024
1835f70200SMichael Kruse  br i1 %exitcond.i, label %loop.j, label %ret
1935f70200SMichael Kruse
2035f70200SMichael Kruseloop.j:
2135f70200SMichael Kruse  %j = phi i64 [ 0, %loop.i], [ %j.next, %loop.j.backedge ]
2235f70200SMichael Kruse  %exitcond.j = icmp ne i64 %j, 1024
2335f70200SMichael Kruse  br i1 %exitcond.j, label %loop.body, label %loop.i.backedge
2435f70200SMichael Kruse
2535f70200SMichael Kruseloop.body:
2635f70200SMichael Kruse  %scevgep = getelementptr [1024 x [1024 x i32] ], [1024 x [1024 x i32] ]* @A, i64 0, i64 %j, i64 %i
2735f70200SMichael Kruse  store i32 1, i32* %scevgep
2835f70200SMichael Kruse  br label %loop.j.backedge
2935f70200SMichael Kruse
3035f70200SMichael Kruseloop.j.backedge:
3135f70200SMichael Kruse  %j.next = add nsw i64 %j, 1
3235f70200SMichael Kruse  br label %loop.j
3335f70200SMichael Kruse
3435f70200SMichael Kruseloop.i.backedge:
3535f70200SMichael Kruse  %i.next = add nsw i64 %i, 1
3635f70200SMichael Kruse  br label %loop.i
3735f70200SMichael Kruse
3835f70200SMichael Kruseret:
3935f70200SMichael Kruse  fence seq_cst
4035f70200SMichael Kruse  ret void
4135f70200SMichael Kruse}
4235f70200SMichael Kruse
4335f70200SMichael Kruse; Make sure we do not accidentally generate nested openmp parallel for
4435f70200SMichael Kruse; annotations.
4535f70200SMichael Kruse
4635f70200SMichael Kruse; CHECK:     #pragma omp parallel for
4735f70200SMichael Kruse; CHECK:     for (int c0 = 0; c0 <= 1023; c0 += 1)
4835f70200SMichael Kruse; CHECK-NOT:   #pragma omp parallel for
4935f70200SMichael Kruse; CHECK:       #pragma simd
5035f70200SMichael Kruse; CHECK-NOT:   #pragma omp parallel for
5135f70200SMichael Kruse; CHECK:       for (int c1 = 0; c1 <= 1023; c1 += 1)
5235f70200SMichael Kruse; CHECK:         Stmt_loop_body(c0, c1);
5335f70200SMichael Kruse;
5435f70200SMichael Kruse; PINFO:      loop.i: Loop is parallel.
5535f70200SMichael Kruse; PINFO-NEXT: loop.j: Loop is parallel.
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