1 //===- DelayedDiagnostic.cpp - Delayed declarator diagnostics -------------===//
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
18 #include "clang/Sema/DelayedDiagnostic.h"
19 #include <cstring>
20
21 using namespace clang;
22 using namespace sema;
23
24 DelayedDiagnostic
makeAvailability(AvailabilityResult AR,ArrayRef<SourceLocation> Locs,const NamedDecl * ReferringDecl,const NamedDecl * OffendingDecl,const ObjCInterfaceDecl * UnknownObjCClass,const ObjCPropertyDecl * ObjCProperty,StringRef Msg,bool ObjCPropertyAccess)25 DelayedDiagnostic::makeAvailability(AvailabilityResult AR,
26 ArrayRef<SourceLocation> Locs,
27 const NamedDecl *ReferringDecl,
28 const NamedDecl *OffendingDecl,
29 const ObjCInterfaceDecl *UnknownObjCClass,
30 const ObjCPropertyDecl *ObjCProperty,
31 StringRef Msg,
32 bool ObjCPropertyAccess) {
33 assert(!Locs.empty());
34 DelayedDiagnostic DD;
35 DD.Kind = Availability;
36 DD.Triggered = false;
37 DD.Loc = Locs.front();
38 DD.AvailabilityData.ReferringDecl = ReferringDecl;
39 DD.AvailabilityData.OffendingDecl = OffendingDecl;
40 DD.AvailabilityData.UnknownObjCClass = UnknownObjCClass;
41 DD.AvailabilityData.ObjCProperty = ObjCProperty;
42 char *MessageData = nullptr;
43 if (!Msg.empty()) {
44 MessageData = new char [Msg.size()];
45 memcpy(MessageData, Msg.data(), Msg.size());
46 }
47 DD.AvailabilityData.Message = MessageData;
48 DD.AvailabilityData.MessageLen = Msg.size();
49
50 DD.AvailabilityData.SelectorLocs = new SourceLocation[Locs.size()];
51 memcpy(DD.AvailabilityData.SelectorLocs, Locs.data(),
52 sizeof(SourceLocation) * Locs.size());
53 DD.AvailabilityData.NumSelectorLocs = Locs.size();
54
55 DD.AvailabilityData.AR = AR;
56 DD.AvailabilityData.ObjCPropertyAccess = ObjCPropertyAccess;
57 return DD;
58 }
59
Destroy()60 void DelayedDiagnostic::Destroy() {
61 switch (Kind) {
62 case Access:
63 getAccessData().~AccessedEntity();
64 break;
65
66 case Availability:
67 delete[] AvailabilityData.Message;
68 delete[] AvailabilityData.SelectorLocs;
69 break;
70
71 case ForbiddenType:
72 break;
73 }
74 }
75