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: c:@F@f#I#
7 
8 extern const int x = 5;
9 // CHECK-DAG: 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: c:@s
22 
23 struct SF {
24   const int a;
25 };
26 SF sf = {.a = 2};
27 // CHECK-DAG: c:@sf
28 
29 struct SStatic {
30   static const int a = 4;
31 };
32 const int SStatic::a;
33 // CHECK-DAG: c:@S@SStatic@a
34 
35 extern int const arr[5] = { 0, 1 };
36 // CHECK-DAG: c:@arr
37 
38 union U {
39   const int a;
40   const unsigned int b;
41 };
42 U u = {.a = 6};
43 // CHECK-DAG: 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