1 // RUN: %clang_extdef_map %s -- | FileCheck --implicit-check-not "c:@y" --implicit-check-not "c:@z" %s
2 
3 int f(int) {
4   return 0;
5 }
6 // CHECK-DAG: 9:c:@F@f#I#
7 
8 extern const int x = 5;
9 // CHECK-DAG: 4:c:@x
10 
11 // Non-const variables should not be collected.
12 int y = 5;
13 
14 // In C++, const implies internal linkage, so not collected.
15 const int z = 5;
16 
17 struct S {
18   int a;
19 };
20 extern S const s = {.a = 2};
21 // CHECK-DAG: 4:c:@s
22 
23 struct SF {
24   const int a;
25 };
26 extern const SF sf = {.a = 2};
27 // CHECK-DAG: 5:c:@sf
28 
29 struct SStatic {
30   static const int a = 4;
31 };
32 const int SStatic::a;
33 // CHECK-DAG: 14:c:@S@SStatic@a
34 
35 extern int const arr[5] = { 0, 1 };
36 // CHECK-DAG: 6:c:@arr
37 
38 union U {
39   const int a;
40   const unsigned int b;
41 };
42 extern const U u = {.a = 6};
43 // CHECK-DAG: 4:c:@u
44 
45 // No USR can be generated for this.
46 // Check for no crash in this case.
47 static union {
48   float uf;
49   const int ui;
50 };
51 
52 void f(int (*)(char));
53 void f(bool (*)(char));
54 
55 struct G {
56   G() {
57     f([](char) -> int { return 42; });
58     // CHECK-DAG: 41:c:@S@G@F@G#@Sa@F@operator int (*)(char)#1
59     f([](char) -> bool { return true; });
60     // CHECK-DAG: 42:c:@S@G@F@G#@Sa@F@operator bool (*)(char)#1
61   }
62 };
63