1// RUN: %clang_cc1 -ast-print %s -o - | FileCheck %s
2// RUN: %clang_cc1 -DMS_EXT -fsyntax-only -fms-extensions %s -triple x86_64-pc-win32 -ast-print | FileCheck %s --check-prefix=MS-EXT
3
4// FIXME: A bug in ParsedAttributes causes the order of the attributes to be
5// reversed. The checks are consequently in the reverse order below.
6
7// CHECK: #pragma clang loop interleave_count(8)
8// CHECK-NEXT: #pragma clang loop vectorize_width(4)
9
10void test(int *List, int Length) {
11  int i = 0;
12#pragma clang loop vectorize_width(4)
13#pragma clang loop interleave_count(8)
14// CHECK-NEXT: while (i < Length)
15  while (i < Length) {
16    List[i] = i * 2;
17    i++;
18  }
19
20// CHECK: #pragma clang loop interleave(disable)
21// CHECK-NEXT: #pragma clang loop vectorize(enable)
22// CHECK-NEXT: #pragma clang loop distribute(disable)
23
24#pragma clang loop distribute(disable)
25#pragma clang loop vectorize(enable)
26#pragma clang loop interleave(disable)
27// CHECK-NEXT: while (i - 1 < Length)
28  while (i - 1 < Length) {
29    List[i] = i * 2;
30    i++;
31  }
32
33// CHECK: #pragma clang loop interleave(enable)
34// CHECK-NEXT: #pragma clang loop vectorize(disable)
35// CHECK-NEXT: #pragma clang loop distribute(enable)
36
37#pragma clang loop distribute(enable)
38#pragma clang loop vectorize(disable)
39#pragma clang loop interleave(enable)
40// CHECK-NEXT: while (i - 2 < Length)
41  while (i - 2 < Length) {
42    List[i] = i * 2;
43    i++;
44  }
45}
46
47template <int V, int I>
48void test_nontype_template_param(int *List, int Length) {
49#pragma clang loop vectorize_width(V) interleave_count(I)
50  for (int i = 0; i < Length; i++) {
51    List[i] = i;
52  }
53}
54
55// CHECK: #pragma clang loop interleave_count(I)
56// CHECK: #pragma clang loop vectorize_width(V)
57
58void test_templates(int *List, int Length) {
59  test_nontype_template_param<2, 4>(List, Length);
60}
61
62#ifdef MS_EXT
63#pragma init_seg(compiler)
64// MS-EXT: #pragma init_seg (.CRT$XCC)
65// MS-EXT-NEXT: int x = 3 __declspec(thread);
66int __declspec(thread) x = 3;
67#endif //MS_EXT
68
69