1 //===--- DelayedDiagnostic.cpp - Delayed declarator diagnostics -*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file defines the DelayedDiagnostic class implementation, which
11 // is used to record diagnostics that are being conditionally produced
12 // during declarator parsing.
13 //
14 // This file also defines AccessedEntity.
15 //
16 //===----------------------------------------------------------------------===//
17 #include "clang/Sema/DelayedDiagnostic.h"
18 #include <string.h>
19 using namespace clang;
20 using namespace sema;
21
22 DelayedDiagnostic
makeAvailability(Sema::AvailabilityDiagnostic AD,SourceLocation Loc,const NamedDecl * D,const ObjCInterfaceDecl * UnknownObjCClass,const ObjCPropertyDecl * ObjCProperty,StringRef Msg,bool ObjCPropertyAccess)23 DelayedDiagnostic::makeAvailability(Sema::AvailabilityDiagnostic AD,
24 SourceLocation Loc,
25 const NamedDecl *D,
26 const ObjCInterfaceDecl *UnknownObjCClass,
27 const ObjCPropertyDecl *ObjCProperty,
28 StringRef Msg,
29 bool ObjCPropertyAccess) {
30 DelayedDiagnostic DD;
31 switch (AD) {
32 case Sema::AD_Deprecation:
33 DD.Kind = Deprecation;
34 break;
35 case Sema::AD_Unavailable:
36 DD.Kind = Unavailable;
37 break;
38 case Sema::AD_Partial:
39 llvm_unreachable("AD_Partial diags should not be delayed");
40 }
41 DD.Triggered = false;
42 DD.Loc = Loc;
43 DD.DeprecationData.Decl = D;
44 DD.DeprecationData.UnknownObjCClass = UnknownObjCClass;
45 DD.DeprecationData.ObjCProperty = ObjCProperty;
46 char *MessageData = nullptr;
47 if (Msg.size()) {
48 MessageData = new char [Msg.size()];
49 memcpy(MessageData, Msg.data(), Msg.size());
50 }
51
52 DD.DeprecationData.Message = MessageData;
53 DD.DeprecationData.MessageLen = Msg.size();
54 DD.DeprecationData.ObjCPropertyAccess = ObjCPropertyAccess;
55 return DD;
56 }
57
Destroy()58 void DelayedDiagnostic::Destroy() {
59 switch (static_cast<DDKind>(Kind)) {
60 case Access:
61 getAccessData().~AccessedEntity();
62 break;
63
64 case Deprecation:
65 case Unavailable:
66 delete [] DeprecationData.Message;
67 break;
68
69 case ForbiddenType:
70 break;
71 }
72 }
73