1 // RUN: %clang_cc1 -triple x86_64-apple-darwin -debug-info-kind=standalone -o - -emit-llvm %s | FileCheck %s
2 
3 // We had a bug in -fstandalone-debug where UnicodeString would not be completed
4 // when it was required to be complete. This originally manifested as an
5 // assertion in CodeView emission on Windows with some dllexport stuff, but it's
6 // more general than that.
7 
8 struct UnicodeString;
9 UnicodeString *force_fwd_decl;
10 struct UnicodeString {
11 private:
12   virtual ~UnicodeString();
13 };
14 struct UseCompleteType {
15   UseCompleteType();
16   ~UseCompleteType();
17   UnicodeString currencySpcAfterSym[1];
18 };
19 UseCompleteType require_complete;
20 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "UnicodeString"
21 // CHECK-NOT:              DIFlagFwdDecl
22 // CHECK-SAME:             ){{$}}
23 
24 namespace rdar14101097_1 { // see also PR16214
25 // Check that we emit debug info for the definition of a struct if the
26 // definition is available, even if it's used via a pointer wrapped in a
27 // typedef.
28 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "foo"
29 // CHECK-NOT:              DIFlagFwdDecl
30 // CHECK-SAME:             ){{$}}
31 struct foo {
32 };
33 
34 typedef foo *foop;
35 
bar()36 void bar() {
37   foop f;
38 }
39 }
40 
41 namespace rdar14101097_2 {
42 // As above, except trickier because we first encounter only a declaration of
43 // the type and no debug-info related use after we see the definition of the
44 // type.
45 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "foo"
46 // CHECK-NOT:              DIFlagFwdDecl
47 // CHECK-SAME:             ){{$}}
48 struct foo;
bar()49 void bar() {
50   foo *f;
51 }
52 struct foo {
53 };
54 }
55