1 // RUN: %clang_cc1 -DSETNODEBUG=0 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s --check-prefix=YESINFO
2 // RUN: %clang_cc1 -DSETNODEBUG=1 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s --check-prefix=NOINFO
3 
4 #if SETNODEBUG
5 #define NODEBUG __attribute__((nodebug))
6 #else
7 #define NODEBUG
8 #endif
9 
10 // Const global variable. Use it so it gets emitted.
11 NODEBUG static const int const_global_int_def = 1;
12 void func1(int);
13 void func2() { func1(const_global_int_def); }
14 // YESINFO-DAG: !DIGlobalVariable(name: "const_global_int_def"
15 // NOINFO-NOT:  !DIGlobalVariable(name: "const_global_int_def"
16 
17 // Global variable with a more involved type.
18 // If the variable has no debug info, the type should not appear either.
19 struct S1 {
20   int a;
21   int b;
22 };
23 NODEBUG S1 global_struct = { 2, 3 };
24 // YESINFO-DAG: !DICompositeType({{.*}} name: "S1"
25 // NOINFO-NOT:  !DICompositeType({{.*}} name: "S1"
26 // YESINFO-DAG: !DIGlobalVariable(name: "global_struct"
27 // NOINFO-NOT:  !DIGlobalVariable(name: "global_struct"
28 
29 // Static data members. Const member needs a use.
30 // Also the class as a whole needs a use, so that we produce debug info for
31 // the entire class (iterating over the members, demonstrably skipping those
32 // with 'nodebug').
33 struct S2 {
34   NODEBUG static int static_member;
35   NODEBUG static const int static_const_member = 4;
36 };
37 int S2::static_member = 5;
38 void func3() {
39   S2 junk;
40   func1(S2::static_const_member);
41 }
42 // YESINFO-DAG: !DIGlobalVariable(name: "static_member"
43 // NOINFO-NOT:  !DIGlobalVariable(name: "static_member"
44 // YESINFO-DAG: !DIDerivedType({{.*}} name: "static_const_member"
45 // NOINFO-NOT:  !DIDerivedType({{.*}} name: "static_const_member"
46 
47 // Function-local static and auto variables.
48 void func4() {
49   NODEBUG static int static_local = 6;
50   NODEBUG        int normal_local = 7;
51 }
52 // YESINFO-DAG: !DIGlobalVariable(name: "static_local"
53 // NOINFO-NOT:  !DIGlobalVariable(name: "static_local"
54 // YESINFO-DAG: !DILocalVariable(name: "normal_local"
55 // NOINFO-NOT:  !DILocalVariable(name: "normal_local"
56