llvm-project/clang/lib/Sema/DelayedDiagnostic.cpp

75 lines
2.4 KiB
C++

//===- DelayedDiagnostic.cpp - Delayed declarator diagnostics -------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the DelayedDiagnostic class implementation, which
// is used to record diagnostics that are being conditionally produced
// during declarator parsing.
//
// This file also defines AccessedEntity.
//
//===----------------------------------------------------------------------===//
#include "clang/Sema/DelayedDiagnostic.h"
#include <cstring>
using namespace clang;
using namespace sema;
DelayedDiagnostic
DelayedDiagnostic::makeAvailability(AvailabilityResult AR,
ArrayRef<SourceLocation> Locs,
const NamedDecl *ReferringDecl,
const NamedDecl *OffendingDecl,
const ObjCInterfaceDecl *UnknownObjCClass,
const ObjCPropertyDecl *ObjCProperty,
StringRef Msg,
bool ObjCPropertyAccess) {
assert(!Locs.empty());
DelayedDiagnostic DD;
DD.Kind = Availability;
DD.Triggered = false;
DD.Loc = Locs.front();
DD.AvailabilityData.ReferringDecl = ReferringDecl;
DD.AvailabilityData.OffendingDecl = OffendingDecl;
DD.AvailabilityData.UnknownObjCClass = UnknownObjCClass;
DD.AvailabilityData.ObjCProperty = ObjCProperty;
char *MessageData = nullptr;
if (!Msg.empty()) {
MessageData = new char [Msg.size()];
memcpy(MessageData, Msg.data(), Msg.size());
}
DD.AvailabilityData.Message = MessageData;
DD.AvailabilityData.MessageLen = Msg.size();
DD.AvailabilityData.SelectorLocs = new SourceLocation[Locs.size()];
memcpy(DD.AvailabilityData.SelectorLocs, Locs.data(),
sizeof(SourceLocation) * Locs.size());
DD.AvailabilityData.NumSelectorLocs = Locs.size();
DD.AvailabilityData.AR = AR;
DD.AvailabilityData.ObjCPropertyAccess = ObjCPropertyAccess;
return DD;
}
void DelayedDiagnostic::Destroy() {
switch (Kind) {
case Access:
getAccessData().~AccessedEntity();
break;
case Availability:
delete[] AvailabilityData.Message;
delete[] AvailabilityData.SelectorLocs;
break;
case ForbiddenType:
break;
}
}