1 // RUN: %clang_cc1 %s -fms-extensions -E | FileCheck %s
2 // We use -fms-extensions to test both _Pragma and __pragma.
3 
4 // A long time ago the pragma lexer's buffer showed through in -E output.
5 // CHECK-NOT: scratch space
6 
7 #define push_p _Pragma ("pack(push)")
8 push_p
9 // CHECK: #pragma pack(push)
10 
11 push_p _Pragma("pack(push)") __pragma(pack(push))
12 // CHECK: #pragma pack(push)
13 // CHECK-NEXT: #line 11 "{{.*}}_Pragma-location.c"
14 // CHECK-NEXT: #pragma pack(push)
15 // CHECK-NEXT: #line 11 "{{.*}}_Pragma-location.c"
16 // CHECK-NEXT: #pragma pack(push)
17 
18 
19 #define __PRAGMA_PUSH_NO_EXTRA_ARG_WARNINGS _Pragma("clang diagnostic push") \
20 _Pragma("clang diagnostic ignored \"-Wformat-extra-args\"")
21 #define __PRAGMA_POP_NO_EXTRA_ARG_WARNINGS _Pragma("clang diagnostic pop")
22 
23 void test () {
24   1;_Pragma("clang diagnostic push") \
25   _Pragma("clang diagnostic ignored \"-Wformat-extra-args\"")
26   _Pragma("clang diagnostic pop")
27 
28   2;__PRAGMA_PUSH_NO_EXTRA_ARG_WARNINGS
29   3;__PRAGMA_POP_NO_EXTRA_ARG_WARNINGS
30 }
31 
32 // CHECK: void test () {
33 // CHECK-NEXT:   1;
34 // CHECK-NEXT: #line 24 "{{.*}}_Pragma-location.c"
35 // CHECK-NEXT: #pragma clang diagnostic push
36 // CHECK-NEXT: #pragma clang diagnostic ignored "-Wformat-extra-args"
37 // CHECK-NEXT: #pragma clang diagnostic pop
38 
39 // CHECK:   2;
40 // CHECK-NEXT: #line 28 "{{.*}}_Pragma-location.c"
41 // CHECK-NEXT: #pragma clang diagnostic push
42 // CHECK-NEXT: #line 28 "{{.*}}_Pragma-location.c"
43 // CHECK-NEXT: #pragma clang diagnostic ignored "-Wformat-extra-args"
44 // CHECK-NEXT:   3;
45 // CHECK-NEXT: #line 29 "{{.*}}_Pragma-location.c"
46 // CHECK-NEXT: #pragma clang diagnostic pop
47 // CHECK-NEXT: }
48