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Reid Spencer5f016e22007-07-11 17:01:13 +00001//===--- Diagnostic.cpp - C Language Family Diagnostic Handling -----------===//
2//
3// The LLVM Compiler Infrastructure
4//
Chris Lattner0bc735f2007-12-29 19:59:25 +00005// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
Reid Spencer5f016e22007-07-11 17:01:13 +00007//
8//===----------------------------------------------------------------------===//
9//
10// This file implements the Diagnostic-related interfaces.
11//
12//===----------------------------------------------------------------------===//
13
Ted Kremenekec55c942010-04-12 19:54:17 +000014#include "clang/Basic/Diagnostic.h"
Chris Lattner43b628c2008-11-19 07:32:16 +000015#include "clang/Basic/IdentifierTable.h"
Ted Kremenekec55c942010-04-12 19:54:17 +000016#include "clang/Basic/PartialDiagnostic.h"
Chris Lattnerf4c83962008-11-19 06:51:40 +000017#include "llvm/ADT/SmallVector.h"
Daniel Dunbar23e47c62009-10-17 18:12:14 +000018#include "llvm/Support/raw_ostream.h"
Ted Kremenek03201fb2011-03-21 18:40:07 +000019#include "llvm/Support/CrashRecoveryContext.h"
20
Reid Spencer5f016e22007-07-11 17:01:13 +000021using namespace clang;
22
David Blaikied6471f72011-09-25 23:23:43 +000023static void DummyArgToStringFn(DiagnosticsEngine::ArgumentKind AK, intptr_t QT,
Chris Lattner3fdf4b02008-11-23 09:21:17 +000024 const char *Modifier, unsigned ML,
25 const char *Argument, unsigned ArgLen,
David Blaikied6471f72011-09-25 23:23:43 +000026 const DiagnosticsEngine::ArgumentValue *PrevArgs,
Chris Lattnerb54d8af2009-10-20 05:25:22 +000027 unsigned NumPrevArgs,
Chris Lattner5f9e2722011-07-23 10:55:15 +000028 SmallVectorImpl<char> &Output,
Chandler Carruth0673cb32011-07-11 17:49:21 +000029 void *Cookie,
Chris Lattner5f9e2722011-07-23 10:55:15 +000030 SmallVectorImpl<intptr_t> &QualTypeVals) {
Chris Lattner3fdf4b02008-11-23 09:21:17 +000031 const char *Str = "<can't format argument>";
Chris Lattner22caddc2008-11-23 09:13:29 +000032 Output.append(Str, Str+strlen(Str));
33}
34
35
David Blaikied6471f72011-09-25 23:23:43 +000036DiagnosticsEngine::DiagnosticsEngine(
37 const llvm::IntrusiveRefCntPtr<DiagnosticIDs> &diags,
David Blaikie78ad0b92011-09-25 23:39:51 +000038 DiagnosticConsumer *client, bool ShouldOwnClient)
Argyrios Kyrtzidis33e4e702010-11-18 20:06:41 +000039 : Diags(diags), Client(client), OwnsDiagClient(ShouldOwnClient),
40 SourceMgr(0) {
Chris Lattner3fdf4b02008-11-23 09:21:17 +000041 ArgToStringFn = DummyArgToStringFn;
Chris Lattner92dd3862009-02-19 23:53:20 +000042 ArgToStringCookie = 0;
Mike Stump1eb44332009-09-09 15:08:12 +000043
Douglas Gregorcc5888d2010-07-31 00:40:00 +000044 AllExtensionsSilenced = 0;
45 IgnoreAllWarnings = false;
46 WarningsAsErrors = false;
Ted Kremenek1e473cc2011-08-18 01:12:56 +000047 EnableAllWarnings = false;
Douglas Gregorcc5888d2010-07-31 00:40:00 +000048 ErrorsAsFatal = false;
49 SuppressSystemWarnings = false;
50 SuppressAllDiagnostics = false;
51 ShowOverloads = Ovl_All;
52 ExtBehavior = Ext_Ignore;
53
54 ErrorLimit = 0;
55 TemplateBacktraceLimit = 0;
Douglas Gregorcc5888d2010-07-31 00:40:00 +000056
Douglas Gregorabc563f2010-07-19 21:46:24 +000057 Reset();
Reid Spencer5f016e22007-07-11 17:01:13 +000058}
59
David Blaikied6471f72011-09-25 23:23:43 +000060DiagnosticsEngine::~DiagnosticsEngine() {
Argyrios Kyrtzidis33e4e702010-11-18 20:06:41 +000061 if (OwnsDiagClient)
62 delete Client;
Chris Lattner182745a2007-12-02 01:09:57 +000063}
64
David Blaikie78ad0b92011-09-25 23:39:51 +000065void DiagnosticsEngine::setClient(DiagnosticConsumer *client,
David Blaikied6471f72011-09-25 23:23:43 +000066 bool ShouldOwnClient) {
Douglas Gregor4f5e21e2011-01-31 22:04:05 +000067 if (OwnsDiagClient && Client)
68 delete Client;
69
70 Client = client;
71 OwnsDiagClient = ShouldOwnClient;
72}
Chris Lattner04ae2df2009-07-12 21:18:45 +000073
David Blaikied6471f72011-09-25 23:23:43 +000074void DiagnosticsEngine::pushMappings(SourceLocation Loc) {
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +000075 DiagStateOnPushStack.push_back(GetCurDiagState());
Chris Lattner04ae2df2009-07-12 21:18:45 +000076}
77
David Blaikied6471f72011-09-25 23:23:43 +000078bool DiagnosticsEngine::popMappings(SourceLocation Loc) {
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +000079 if (DiagStateOnPushStack.empty())
Chris Lattner04ae2df2009-07-12 21:18:45 +000080 return false;
81
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +000082 if (DiagStateOnPushStack.back() != GetCurDiagState()) {
83 // State changed at some point between push/pop.
84 PushDiagStatePoint(DiagStateOnPushStack.back(), Loc);
85 }
86 DiagStateOnPushStack.pop_back();
Chris Lattner04ae2df2009-07-12 21:18:45 +000087 return true;
88}
89
David Blaikied6471f72011-09-25 23:23:43 +000090void DiagnosticsEngine::Reset() {
Douglas Gregorabc563f2010-07-19 21:46:24 +000091 ErrorOccurred = false;
92 FatalErrorOccurred = false;
Douglas Gregor85bea972011-07-06 17:40:26 +000093 UnrecoverableErrorOccurred = false;
Douglas Gregorabc563f2010-07-19 21:46:24 +000094
95 NumWarnings = 0;
96 NumErrors = 0;
97 NumErrorsSuppressed = 0;
Argyrios Kyrtzidisc0a575f2011-07-29 01:25:44 +000098 TrapNumErrorsOccurred = 0;
99 TrapNumUnrecoverableErrorsOccurred = 0;
Douglas Gregor85bea972011-07-06 17:40:26 +0000100
Douglas Gregorabc563f2010-07-19 21:46:24 +0000101 CurDiagID = ~0U;
Argyrios Kyrtzidis33e4e702010-11-18 20:06:41 +0000102 // Set LastDiagLevel to an "unset" state. If we set it to 'Ignored', notes
David Blaikied6471f72011-09-25 23:23:43 +0000103 // using a DiagnosticsEngine associated to a translation unit that follow
104 // diagnostics from a DiagnosticsEngine associated to anoter t.u. will not be
Argyrios Kyrtzidis33e4e702010-11-18 20:06:41 +0000105 // displayed.
106 LastDiagLevel = (DiagnosticIDs::Level)-1;
Douglas Gregorabc563f2010-07-19 21:46:24 +0000107 DelayedDiagID = 0;
Argyrios Kyrtzidisdc0a2da2011-03-26 18:58:17 +0000108
109 // Clear state related to #pragma diagnostic.
110 DiagStates.clear();
111 DiagStatePoints.clear();
112 DiagStateOnPushStack.clear();
113
114 // Create a DiagState and DiagStatePoint representing diagnostic changes
115 // through command-line.
116 DiagStates.push_back(DiagState());
117 PushDiagStatePoint(&DiagStates.back(), SourceLocation());
Douglas Gregorabc563f2010-07-19 21:46:24 +0000118}
Reid Spencer5f016e22007-07-11 17:01:13 +0000119
David Blaikied6471f72011-09-25 23:23:43 +0000120void DiagnosticsEngine::SetDelayedDiagnostic(unsigned DiagID, StringRef Arg1,
Chris Lattner5f9e2722011-07-23 10:55:15 +0000121 StringRef Arg2) {
Douglas Gregor93ea5cb2010-03-22 15:10:57 +0000122 if (DelayedDiagID)
123 return;
124
125 DelayedDiagID = DiagID;
Douglas Gregor9e2dac92010-03-22 15:47:45 +0000126 DelayedDiagArg1 = Arg1.str();
127 DelayedDiagArg2 = Arg2.str();
Douglas Gregor93ea5cb2010-03-22 15:10:57 +0000128}
129
David Blaikied6471f72011-09-25 23:23:43 +0000130void DiagnosticsEngine::ReportDelayed() {
Douglas Gregor93ea5cb2010-03-22 15:10:57 +0000131 Report(DelayedDiagID) << DelayedDiagArg1 << DelayedDiagArg2;
132 DelayedDiagID = 0;
133 DelayedDiagArg1.clear();
134 DelayedDiagArg2.clear();
135}
136
David Blaikied6471f72011-09-25 23:23:43 +0000137DiagnosticsEngine::DiagStatePointsTy::iterator
138DiagnosticsEngine::GetDiagStatePointForLoc(SourceLocation L) const {
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000139 assert(!DiagStatePoints.empty());
140 assert(DiagStatePoints.front().Loc.isInvalid() &&
141 "Should have created a DiagStatePoint for command-line");
142
143 FullSourceLoc Loc(L, *SourceMgr);
144 if (Loc.isInvalid())
145 return DiagStatePoints.end() - 1;
146
147 DiagStatePointsTy::iterator Pos = DiagStatePoints.end();
148 FullSourceLoc LastStateChangePos = DiagStatePoints.back().Loc;
149 if (LastStateChangePos.isValid() &&
150 Loc.isBeforeInTranslationUnitThan(LastStateChangePos))
151 Pos = std::upper_bound(DiagStatePoints.begin(), DiagStatePoints.end(),
152 DiagStatePoint(0, Loc));
153 --Pos;
154 return Pos;
155}
156
157/// \brief This allows the client to specify that certain
158/// warnings are ignored. Notes can never be mapped, errors can only be
159/// mapped to fatal, and WARNINGs and EXTENSIONs can be mapped arbitrarily.
160///
161/// \param The source location that this change of diagnostic state should
162/// take affect. It can be null if we are setting the latest state.
David Blaikied6471f72011-09-25 23:23:43 +0000163void DiagnosticsEngine::setDiagnosticMapping(diag::kind Diag, diag::Mapping Map,
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000164 SourceLocation L) {
165 assert(Diag < diag::DIAG_UPPER_LIMIT &&
166 "Can only map builtin diagnostics");
167 assert((Diags->isBuiltinWarningOrExtension(Diag) ||
168 (Map == diag::MAP_FATAL || Map == diag::MAP_ERROR)) &&
169 "Cannot map errors into warnings!");
170 assert(!DiagStatePoints.empty());
171
Argyrios Kyrtzidis3efd52c2011-01-14 20:54:07 +0000172 bool isPragma = L.isValid();
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000173 FullSourceLoc Loc(L, *SourceMgr);
174 FullSourceLoc LastStateChangePos = DiagStatePoints.back().Loc;
Daniel Dunbar09ea68d2011-09-29 01:34:47 +0000175 DiagnosticMappingInfo MappingInfo = DiagnosticMappingInfo::MakeInfo(
176 Map, /*IsUser=*/true, isPragma);
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000177
178 // Common case; setting all the diagnostics of a group in one place.
179 if (Loc.isInvalid() || Loc == LastStateChangePos) {
Daniel Dunbar09ea68d2011-09-29 01:34:47 +0000180 GetCurDiagState()->setMappingInfo(Diag, MappingInfo);
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000181 return;
182 }
183
184 // Another common case; modifying diagnostic state in a source location
185 // after the previous one.
186 if ((Loc.isValid() && LastStateChangePos.isInvalid()) ||
187 LastStateChangePos.isBeforeInTranslationUnitThan(Loc)) {
Chris Lattnerfc8f0e12011-04-15 05:22:18 +0000188 // A diagnostic pragma occurred, create a new DiagState initialized with
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000189 // the current one and a new DiagStatePoint to record at which location
190 // the new state became active.
191 DiagStates.push_back(*GetCurDiagState());
192 PushDiagStatePoint(&DiagStates.back(), Loc);
Daniel Dunbar09ea68d2011-09-29 01:34:47 +0000193 GetCurDiagState()->setMappingInfo(Diag, MappingInfo);
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000194 return;
195 }
196
197 // We allow setting the diagnostic state in random source order for
198 // completeness but it should not be actually happening in normal practice.
199
200 DiagStatePointsTy::iterator Pos = GetDiagStatePointForLoc(Loc);
201 assert(Pos != DiagStatePoints.end());
202
203 // Update all diagnostic states that are active after the given location.
204 for (DiagStatePointsTy::iterator
205 I = Pos+1, E = DiagStatePoints.end(); I != E; ++I) {
Daniel Dunbar09ea68d2011-09-29 01:34:47 +0000206 GetCurDiagState()->setMappingInfo(Diag, MappingInfo);
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000207 }
208
209 // If the location corresponds to an existing point, just update its state.
210 if (Pos->Loc == Loc) {
Daniel Dunbar09ea68d2011-09-29 01:34:47 +0000211 GetCurDiagState()->setMappingInfo(Diag, MappingInfo);
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000212 return;
213 }
214
215 // Create a new state/point and fit it into the vector of DiagStatePoints
216 // so that the vector is always ordered according to location.
217 Pos->Loc.isBeforeInTranslationUnitThan(Loc);
218 DiagStates.push_back(*Pos->State);
219 DiagState *NewState = &DiagStates.back();
Daniel Dunbar09ea68d2011-09-29 01:34:47 +0000220 GetCurDiagState()->setMappingInfo(Diag, MappingInfo);
Argyrios Kyrtzidis08274082010-12-15 18:44:22 +0000221 DiagStatePoints.insert(Pos+1, DiagStatePoint(NewState,
222 FullSourceLoc(Loc, *SourceMgr)));
223}
224
Daniel Dunbar3f839462011-09-29 01:47:16 +0000225bool DiagnosticsEngine::setDiagnosticGroupMapping(
226 StringRef Group, diag::Mapping Map, SourceLocation Loc)
227{
228 // Get the diagnostics in this group.
229 llvm::SmallVector<diag::kind, 8> GroupDiags;
230 if (Diags->getDiagnosticsInGroup(Group, GroupDiags))
231 return true;
232
233 // Set the mapping.
234 for (unsigned i = 0, e = GroupDiags.size(); i != e; ++i)
235 setDiagnosticMapping(GroupDiags[i], Map, Loc);
236
237 return false;
238}
239
Daniel Dunbar4aa8f2b2011-09-29 00:53:47 +0000240bool DiagnosticsEngine::setDiagnosticGroupWarningAsError(StringRef Group,
241 bool Enabled) {
Daniel Dunbara5e41332011-09-29 01:52:06 +0000242 // If we are enabling this feature, just set the diagnostic mappings to map to
243 // errors.
244 if (Enabled)
245 return setDiagnosticGroupMapping(Group, diag::MAP_ERROR);
246
247 // Otherwise, we want to set the diagnostic mapping's "no Werror" bit, and
248 // potentially downgrade anything already mapped to be a warning.
249
250 // Get the diagnostics in this group.
251 llvm::SmallVector<diag::kind, 8> GroupDiags;
252 if (Diags->getDiagnosticsInGroup(Group, GroupDiags))
253 return true;
254
255 // Perform the mapping change.
256 for (unsigned i = 0, e = GroupDiags.size(); i != e; ++i) {
257 DiagnosticMappingInfo &Info = GetCurDiagState()->getOrAddMappingInfo(
258 GroupDiags[i]);
259
260 Info.setMapping(diag::MAP_WARNING_NO_WERROR);
261 Info.setNoWarningAsError(true);
262 }
263
264 return false;
Daniel Dunbar4aa8f2b2011-09-29 00:53:47 +0000265}
266
267bool DiagnosticsEngine::setDiagnosticGroupErrorAsFatal(StringRef Group,
268 bool Enabled) {
Daniel Dunbara5e41332011-09-29 01:52:06 +0000269 // If we are enabling this feature, just set the diagnostic mappings to map to
270 // fatal errors.
271 if (Enabled)
272 return setDiagnosticGroupMapping(Group, diag::MAP_FATAL);
273
274 // Otherwise, we want to set the diagnostic mapping's "no Werror" bit, and
275 // potentially downgrade anything already mapped to be an error.
276
277 // Get the diagnostics in this group.
278 llvm::SmallVector<diag::kind, 8> GroupDiags;
279 if (Diags->getDiagnosticsInGroup(Group, GroupDiags))
280 return true;
281
282 // Perform the mapping change.
283 for (unsigned i = 0, e = GroupDiags.size(); i != e; ++i) {
284 DiagnosticMappingInfo &Info = GetCurDiagState()->getOrAddMappingInfo(
285 GroupDiags[i]);
286
287 Info.setMapping(diag::MAP_ERROR_NO_WFATAL);
288 Info.setNoErrorAsFatal(true);
289 }
290
291 return false;
Daniel Dunbar4aa8f2b2011-09-29 00:53:47 +0000292}
293
David Blaikied6471f72011-09-25 23:23:43 +0000294void DiagnosticsEngine::Report(const StoredDiagnostic &storedDiag) {
Argyrios Kyrtzidise59abb52011-05-05 07:54:59 +0000295 assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!");
296
297 CurDiagLoc = storedDiag.getLocation();
298 CurDiagID = storedDiag.getID();
299 NumDiagArgs = 0;
300
301 NumDiagRanges = storedDiag.range_size();
302 assert(NumDiagRanges < sizeof(DiagRanges)/sizeof(DiagRanges[0]) &&
303 "Too many arguments to diagnostic!");
304 unsigned i = 0;
305 for (StoredDiagnostic::range_iterator
306 RI = storedDiag.range_begin(),
307 RE = storedDiag.range_end(); RI != RE; ++RI)
308 DiagRanges[i++] = *RI;
309
310 NumFixItHints = storedDiag.fixit_size();
David Blaikied6471f72011-09-25 23:23:43 +0000311 assert(NumFixItHints < DiagnosticsEngine::MaxFixItHints &&
312 "Too many fix-it hints!");
Argyrios Kyrtzidise59abb52011-05-05 07:54:59 +0000313 i = 0;
314 for (StoredDiagnostic::fixit_iterator
315 FI = storedDiag.fixit_begin(),
316 FE = storedDiag.fixit_end(); FI != FE; ++FI)
317 FixItHints[i++] = *FI;
318
David Blaikie78ad0b92011-09-25 23:39:51 +0000319 assert(Client && "DiagnosticConsumer not set!");
Argyrios Kyrtzidise59abb52011-05-05 07:54:59 +0000320 Level DiagLevel = storedDiag.getLevel();
David Blaikie40847cf2011-09-26 01:18:08 +0000321 Diagnostic Info(this, storedDiag.getMessage());
Argyrios Kyrtzidise59abb52011-05-05 07:54:59 +0000322 Client->HandleDiagnostic(DiagLevel, Info);
323 if (Client->IncludeInDiagnosticCounts()) {
David Blaikied6471f72011-09-25 23:23:43 +0000324 if (DiagLevel == DiagnosticsEngine::Warning)
Argyrios Kyrtzidise59abb52011-05-05 07:54:59 +0000325 ++NumWarnings;
326 }
327
328 CurDiagID = ~0U;
329}
330
Douglas Gregorb5350412010-10-13 17:22:14 +0000331void DiagnosticBuilder::FlushCounts() {
332 DiagObj->NumDiagArgs = NumArgs;
333 DiagObj->NumDiagRanges = NumRanges;
334 DiagObj->NumFixItHints = NumFixItHints;
335}
336
Douglas Gregor93ea5cb2010-03-22 15:10:57 +0000337bool DiagnosticBuilder::Emit() {
338 // If DiagObj is null, then its soul was stolen by the copy ctor
339 // or the user called Emit().
340 if (DiagObj == 0) return false;
341
342 // When emitting diagnostics, we set the final argument count into
David Blaikied6471f72011-09-25 23:23:43 +0000343 // the DiagnosticsEngine object.
Douglas Gregorb5350412010-10-13 17:22:14 +0000344 FlushCounts();
Douglas Gregor93ea5cb2010-03-22 15:10:57 +0000345
346 // Process the diagnostic, sending the accumulated information to the
David Blaikie78ad0b92011-09-25 23:39:51 +0000347 // DiagnosticConsumer.
Douglas Gregor93ea5cb2010-03-22 15:10:57 +0000348 bool Emitted = DiagObj->ProcessDiag();
349
350 // Clear out the current diagnostic object.
Douglas Gregor9e2dac92010-03-22 15:47:45 +0000351 unsigned DiagID = DiagObj->CurDiagID;
Douglas Gregor93ea5cb2010-03-22 15:10:57 +0000352 DiagObj->Clear();
353
354 // If there was a delayed diagnostic, emit it now.
Douglas Gregor9e2dac92010-03-22 15:47:45 +0000355 if (DiagObj->DelayedDiagID && DiagObj->DelayedDiagID != DiagID)
Douglas Gregor93ea5cb2010-03-22 15:10:57 +0000356 DiagObj->ReportDelayed();
357
358 // This diagnostic is dead.
359 DiagObj = 0;
360
361 return Emitted;
362}
363
Nico Weber7bfaaae2008-08-10 19:59:06 +0000364
David Blaikie78ad0b92011-09-25 23:39:51 +0000365DiagnosticConsumer::~DiagnosticConsumer() {}
Nico Weber7bfaaae2008-08-10 19:59:06 +0000366
David Blaikie78ad0b92011-09-25 23:39:51 +0000367void DiagnosticConsumer::HandleDiagnostic(DiagnosticsEngine::Level DiagLevel,
David Blaikie40847cf2011-09-26 01:18:08 +0000368 const Diagnostic &Info) {
Argyrios Kyrtzidisf2224d82010-11-18 20:06:46 +0000369 if (!IncludeInDiagnosticCounts())
370 return;
371
David Blaikied6471f72011-09-25 23:23:43 +0000372 if (DiagLevel == DiagnosticsEngine::Warning)
Argyrios Kyrtzidisf2224d82010-11-18 20:06:46 +0000373 ++NumWarnings;
David Blaikied6471f72011-09-25 23:23:43 +0000374 else if (DiagLevel >= DiagnosticsEngine::Error)
Argyrios Kyrtzidisf2224d82010-11-18 20:06:46 +0000375 ++NumErrors;
376}
Chris Lattnerf4c83962008-11-19 06:51:40 +0000377
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000378/// ModifierIs - Return true if the specified modifier matches specified string.
379template <std::size_t StrLen>
380static bool ModifierIs(const char *Modifier, unsigned ModifierLen,
381 const char (&Str)[StrLen]) {
382 return StrLen-1 == ModifierLen && !memcmp(Modifier, Str, StrLen-1);
383}
384
John McCall909c1822010-01-14 20:11:39 +0000385/// ScanForward - Scans forward, looking for the given character, skipping
386/// nested clauses and escaped characters.
387static const char *ScanFormat(const char *I, const char *E, char Target) {
388 unsigned Depth = 0;
389
390 for ( ; I != E; ++I) {
391 if (Depth == 0 && *I == Target) return I;
392 if (Depth != 0 && *I == '}') Depth--;
393
394 if (*I == '%') {
395 I++;
396 if (I == E) break;
397
398 // Escaped characters get implicitly skipped here.
399
400 // Format specifier.
401 if (!isdigit(*I) && !ispunct(*I)) {
402 for (I++; I != E && !isdigit(*I) && *I != '{'; I++) ;
403 if (I == E) break;
404 if (*I == '{')
405 Depth++;
406 }
407 }
408 }
409 return E;
410}
411
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000412/// HandleSelectModifier - Handle the integer 'select' modifier. This is used
413/// like this: %select{foo|bar|baz}2. This means that the integer argument
414/// "%2" has a value from 0-2. If the value is 0, the diagnostic prints 'foo'.
415/// If the value is 1, it prints 'bar'. If it has the value 2, it prints 'baz'.
416/// This is very useful for certain classes of variant diagnostics.
David Blaikie40847cf2011-09-26 01:18:08 +0000417static void HandleSelectModifier(const Diagnostic &DInfo, unsigned ValNo,
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000418 const char *Argument, unsigned ArgumentLen,
Chris Lattner5f9e2722011-07-23 10:55:15 +0000419 SmallVectorImpl<char> &OutStr) {
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000420 const char *ArgumentEnd = Argument+ArgumentLen;
Mike Stump1eb44332009-09-09 15:08:12 +0000421
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000422 // Skip over 'ValNo' |'s.
423 while (ValNo) {
John McCall909c1822010-01-14 20:11:39 +0000424 const char *NextVal = ScanFormat(Argument, ArgumentEnd, '|');
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000425 assert(NextVal != ArgumentEnd && "Value for integer select modifier was"
426 " larger than the number of options in the diagnostic string!");
427 Argument = NextVal+1; // Skip this string.
428 --ValNo;
429 }
Mike Stump1eb44332009-09-09 15:08:12 +0000430
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000431 // Get the end of the value. This is either the } or the |.
John McCall909c1822010-01-14 20:11:39 +0000432 const char *EndPtr = ScanFormat(Argument, ArgumentEnd, '|');
John McCall9f286142010-01-13 23:58:20 +0000433
434 // Recursively format the result of the select clause into the output string.
435 DInfo.FormatDiagnostic(Argument, EndPtr, OutStr);
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000436}
437
438/// HandleIntegerSModifier - Handle the integer 's' modifier. This adds the
439/// letter 's' to the string if the value is not 1. This is used in cases like
440/// this: "you idiot, you have %4 parameter%s4!".
441static void HandleIntegerSModifier(unsigned ValNo,
Chris Lattner5f9e2722011-07-23 10:55:15 +0000442 SmallVectorImpl<char> &OutStr) {
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000443 if (ValNo != 1)
444 OutStr.push_back('s');
445}
446
John McCall3be16b72010-01-14 00:50:32 +0000447/// HandleOrdinalModifier - Handle the integer 'ord' modifier. This
448/// prints the ordinal form of the given integer, with 1 corresponding
449/// to the first ordinal. Currently this is hard-coded to use the
450/// English form.
451static void HandleOrdinalModifier(unsigned ValNo,
Chris Lattner5f9e2722011-07-23 10:55:15 +0000452 SmallVectorImpl<char> &OutStr) {
John McCall3be16b72010-01-14 00:50:32 +0000453 assert(ValNo != 0 && "ValNo must be strictly positive!");
454
455 llvm::raw_svector_ostream Out(OutStr);
456
457 // We could use text forms for the first N ordinals, but the numeric
458 // forms are actually nicer in diagnostics because they stand out.
459 Out << ValNo;
460
461 // It is critically important that we do this perfectly for
462 // user-written sequences with over 100 elements.
463 switch (ValNo % 100) {
464 case 11:
465 case 12:
466 case 13:
467 Out << "th"; return;
468 default:
469 switch (ValNo % 10) {
470 case 1: Out << "st"; return;
471 case 2: Out << "nd"; return;
472 case 3: Out << "rd"; return;
473 default: Out << "th"; return;
474 }
475 }
476}
477
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000478
Sebastian Redle4c452c2008-11-22 13:44:36 +0000479/// PluralNumber - Parse an unsigned integer and advance Start.
Chris Lattnerd2aa7c92009-04-15 17:13:42 +0000480static unsigned PluralNumber(const char *&Start, const char *End) {
Sebastian Redle4c452c2008-11-22 13:44:36 +0000481 // Programming 101: Parse a decimal number :-)
482 unsigned Val = 0;
483 while (Start != End && *Start >= '0' && *Start <= '9') {
484 Val *= 10;
485 Val += *Start - '0';
486 ++Start;
487 }
488 return Val;
489}
490
491/// TestPluralRange - Test if Val is in the parsed range. Modifies Start.
Chris Lattnerd2aa7c92009-04-15 17:13:42 +0000492static bool TestPluralRange(unsigned Val, const char *&Start, const char *End) {
Sebastian Redle4c452c2008-11-22 13:44:36 +0000493 if (*Start != '[') {
494 unsigned Ref = PluralNumber(Start, End);
495 return Ref == Val;
496 }
497
498 ++Start;
499 unsigned Low = PluralNumber(Start, End);
500 assert(*Start == ',' && "Bad plural expression syntax: expected ,");
501 ++Start;
502 unsigned High = PluralNumber(Start, End);
503 assert(*Start == ']' && "Bad plural expression syntax: expected )");
504 ++Start;
505 return Low <= Val && Val <= High;
506}
507
508/// EvalPluralExpr - Actual expression evaluator for HandlePluralModifier.
Chris Lattnerd2aa7c92009-04-15 17:13:42 +0000509static bool EvalPluralExpr(unsigned ValNo, const char *Start, const char *End) {
Sebastian Redle4c452c2008-11-22 13:44:36 +0000510 // Empty condition?
511 if (*Start == ':')
512 return true;
513
514 while (1) {
515 char C = *Start;
516 if (C == '%') {
517 // Modulo expression
518 ++Start;
519 unsigned Arg = PluralNumber(Start, End);
520 assert(*Start == '=' && "Bad plural expression syntax: expected =");
521 ++Start;
522 unsigned ValMod = ValNo % Arg;
523 if (TestPluralRange(ValMod, Start, End))
524 return true;
525 } else {
Sebastian Redle2065322008-11-27 07:28:14 +0000526 assert((C == '[' || (C >= '0' && C <= '9')) &&
Sebastian Redle4c452c2008-11-22 13:44:36 +0000527 "Bad plural expression syntax: unexpected character");
528 // Range expression
529 if (TestPluralRange(ValNo, Start, End))
530 return true;
531 }
532
533 // Scan for next or-expr part.
534 Start = std::find(Start, End, ',');
Mike Stump1eb44332009-09-09 15:08:12 +0000535 if (Start == End)
Sebastian Redle4c452c2008-11-22 13:44:36 +0000536 break;
537 ++Start;
538 }
539 return false;
540}
541
542/// HandlePluralModifier - Handle the integer 'plural' modifier. This is used
543/// for complex plural forms, or in languages where all plurals are complex.
544/// The syntax is: %plural{cond1:form1|cond2:form2|:form3}, where condn are
545/// conditions that are tested in order, the form corresponding to the first
546/// that applies being emitted. The empty condition is always true, making the
547/// last form a default case.
548/// Conditions are simple boolean expressions, where n is the number argument.
549/// Here are the rules.
550/// condition := expression | empty
551/// empty := -> always true
552/// expression := numeric [',' expression] -> logical or
553/// numeric := range -> true if n in range
554/// | '%' number '=' range -> true if n % number in range
555/// range := number
556/// | '[' number ',' number ']' -> ranges are inclusive both ends
557///
558/// Here are some examples from the GNU gettext manual written in this form:
559/// English:
560/// {1:form0|:form1}
561/// Latvian:
562/// {0:form2|%100=11,%10=0,%10=[2,9]:form1|:form0}
563/// Gaeilge:
564/// {1:form0|2:form1|:form2}
565/// Romanian:
566/// {1:form0|0,%100=[1,19]:form1|:form2}
567/// Lithuanian:
568/// {%10=0,%100=[10,19]:form2|%10=1:form0|:form1}
569/// Russian (requires repeated form):
570/// {%100=[11,14]:form2|%10=1:form0|%10=[2,4]:form1|:form2}
571/// Slovak
572/// {1:form0|[2,4]:form1|:form2}
573/// Polish (requires repeated form):
574/// {1:form0|%100=[10,20]:form2|%10=[2,4]:form1|:form2}
David Blaikie40847cf2011-09-26 01:18:08 +0000575static void HandlePluralModifier(const Diagnostic &DInfo, unsigned ValNo,
Sebastian Redle4c452c2008-11-22 13:44:36 +0000576 const char *Argument, unsigned ArgumentLen,
Chris Lattner5f9e2722011-07-23 10:55:15 +0000577 SmallVectorImpl<char> &OutStr) {
Sebastian Redle4c452c2008-11-22 13:44:36 +0000578 const char *ArgumentEnd = Argument + ArgumentLen;
579 while (1) {
580 assert(Argument < ArgumentEnd && "Plural expression didn't match.");
581 const char *ExprEnd = Argument;
582 while (*ExprEnd != ':') {
583 assert(ExprEnd != ArgumentEnd && "Plural missing expression end");
584 ++ExprEnd;
585 }
586 if (EvalPluralExpr(ValNo, Argument, ExprEnd)) {
587 Argument = ExprEnd + 1;
John McCall909c1822010-01-14 20:11:39 +0000588 ExprEnd = ScanFormat(Argument, ArgumentEnd, '|');
John McCalle53a44b2010-10-14 01:55:31 +0000589
590 // Recursively format the result of the plural clause into the
591 // output string.
592 DInfo.FormatDiagnostic(Argument, ExprEnd, OutStr);
Sebastian Redle4c452c2008-11-22 13:44:36 +0000593 return;
594 }
John McCall909c1822010-01-14 20:11:39 +0000595 Argument = ScanFormat(Argument, ArgumentEnd - 1, '|') + 1;
Sebastian Redle4c452c2008-11-22 13:44:36 +0000596 }
597}
598
599
Chris Lattnerf4c83962008-11-19 06:51:40 +0000600/// FormatDiagnostic - Format this diagnostic into a string, substituting the
601/// formal arguments into the %0 slots. The result is appended onto the Str
602/// array.
David Blaikie40847cf2011-09-26 01:18:08 +0000603void Diagnostic::
Chris Lattner5f9e2722011-07-23 10:55:15 +0000604FormatDiagnostic(SmallVectorImpl<char> &OutStr) const {
Argyrios Kyrtzidise59abb52011-05-05 07:54:59 +0000605 if (!StoredDiagMessage.empty()) {
606 OutStr.append(StoredDiagMessage.begin(), StoredDiagMessage.end());
607 return;
608 }
609
Chris Lattner5f9e2722011-07-23 10:55:15 +0000610 StringRef Diag =
Argyrios Kyrtzidis477aab62011-05-25 05:05:01 +0000611 getDiags()->getDiagnosticIDs()->getDescription(getID());
Mike Stump1eb44332009-09-09 15:08:12 +0000612
Argyrios Kyrtzidis477aab62011-05-25 05:05:01 +0000613 FormatDiagnostic(Diag.begin(), Diag.end(), OutStr);
John McCall9f286142010-01-13 23:58:20 +0000614}
615
David Blaikie40847cf2011-09-26 01:18:08 +0000616void Diagnostic::
John McCall9f286142010-01-13 23:58:20 +0000617FormatDiagnostic(const char *DiagStr, const char *DiagEnd,
Chris Lattner5f9e2722011-07-23 10:55:15 +0000618 SmallVectorImpl<char> &OutStr) const {
John McCall9f286142010-01-13 23:58:20 +0000619
Chris Lattnerb54d8af2009-10-20 05:25:22 +0000620 /// FormattedArgs - Keep track of all of the arguments formatted by
621 /// ConvertArgToString and pass them into subsequent calls to
622 /// ConvertArgToString, allowing the implementation to avoid redundancies in
623 /// obvious cases.
David Blaikied6471f72011-09-25 23:23:43 +0000624 SmallVector<DiagnosticsEngine::ArgumentValue, 8> FormattedArgs;
Chandler Carruth0673cb32011-07-11 17:49:21 +0000625
626 /// QualTypeVals - Pass a vector of arrays so that QualType names can be
627 /// compared to see if more information is needed to be printed.
Chris Lattner5f9e2722011-07-23 10:55:15 +0000628 SmallVector<intptr_t, 2> QualTypeVals;
Chandler Carruth0673cb32011-07-11 17:49:21 +0000629 for (unsigned i = 0, e = getNumArgs(); i < e; ++i)
David Blaikied6471f72011-09-25 23:23:43 +0000630 if (getArgKind(i) == DiagnosticsEngine::ak_qualtype)
Chandler Carruth0673cb32011-07-11 17:49:21 +0000631 QualTypeVals.push_back(getRawArg(i));
632
Chris Lattnerf4c83962008-11-19 06:51:40 +0000633 while (DiagStr != DiagEnd) {
634 if (DiagStr[0] != '%') {
635 // Append non-%0 substrings to Str if we have one.
636 const char *StrEnd = std::find(DiagStr, DiagEnd, '%');
637 OutStr.append(DiagStr, StrEnd);
638 DiagStr = StrEnd;
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000639 continue;
John McCall909c1822010-01-14 20:11:39 +0000640 } else if (ispunct(DiagStr[1])) {
641 OutStr.push_back(DiagStr[1]); // %% -> %.
Chris Lattnerf4c83962008-11-19 06:51:40 +0000642 DiagStr += 2;
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000643 continue;
644 }
Mike Stump1eb44332009-09-09 15:08:12 +0000645
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000646 // Skip the %.
647 ++DiagStr;
Mike Stump1eb44332009-09-09 15:08:12 +0000648
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000649 // This must be a placeholder for a diagnostic argument. The format for a
650 // placeholder is one of "%0", "%modifier0", or "%modifier{arguments}0".
651 // The digit is a number from 0-9 indicating which argument this comes from.
652 // The modifier is a string of digits from the set [-a-z]+, arguments is a
653 // brace enclosed string.
654 const char *Modifier = 0, *Argument = 0;
655 unsigned ModifierLen = 0, ArgumentLen = 0;
Mike Stump1eb44332009-09-09 15:08:12 +0000656
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000657 // Check to see if we have a modifier. If so eat it.
658 if (!isdigit(DiagStr[0])) {
659 Modifier = DiagStr;
660 while (DiagStr[0] == '-' ||
661 (DiagStr[0] >= 'a' && DiagStr[0] <= 'z'))
662 ++DiagStr;
663 ModifierLen = DiagStr-Modifier;
Chris Lattnerf4c83962008-11-19 06:51:40 +0000664
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000665 // If we have an argument, get it next.
666 if (DiagStr[0] == '{') {
667 ++DiagStr; // Skip {.
668 Argument = DiagStr;
Mike Stump1eb44332009-09-09 15:08:12 +0000669
John McCall909c1822010-01-14 20:11:39 +0000670 DiagStr = ScanFormat(DiagStr, DiagEnd, '}');
671 assert(DiagStr != DiagEnd && "Mismatched {}'s in diagnostic string!");
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000672 ArgumentLen = DiagStr-Argument;
673 ++DiagStr; // Skip }.
Chris Lattnerf4c83962008-11-19 06:51:40 +0000674 }
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000675 }
Mike Stump1eb44332009-09-09 15:08:12 +0000676
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000677 assert(isdigit(*DiagStr) && "Invalid format for argument in diagnostic");
Chris Lattner22caddc2008-11-23 09:13:29 +0000678 unsigned ArgNo = *DiagStr++ - '0';
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000679
David Blaikied6471f72011-09-25 23:23:43 +0000680 DiagnosticsEngine::ArgumentKind Kind = getArgKind(ArgNo);
Chris Lattnerb54d8af2009-10-20 05:25:22 +0000681
682 switch (Kind) {
Chris Lattner08631c52008-11-23 21:45:46 +0000683 // ---- STRINGS ----
David Blaikied6471f72011-09-25 23:23:43 +0000684 case DiagnosticsEngine::ak_std_string: {
Chris Lattner22caddc2008-11-23 09:13:29 +0000685 const std::string &S = getArgStdStr(ArgNo);
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000686 assert(ModifierLen == 0 && "No modifiers for strings yet");
687 OutStr.append(S.begin(), S.end());
688 break;
689 }
David Blaikied6471f72011-09-25 23:23:43 +0000690 case DiagnosticsEngine::ak_c_string: {
Chris Lattner22caddc2008-11-23 09:13:29 +0000691 const char *S = getArgCStr(ArgNo);
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000692 assert(ModifierLen == 0 && "No modifiers for strings yet");
Daniel Dunbare46e3542009-04-20 06:13:16 +0000693
694 // Don't crash if get passed a null pointer by accident.
695 if (!S)
696 S = "(null)";
Mike Stump1eb44332009-09-09 15:08:12 +0000697
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000698 OutStr.append(S, S + strlen(S));
699 break;
700 }
Chris Lattner08631c52008-11-23 21:45:46 +0000701 // ---- INTEGERS ----
David Blaikied6471f72011-09-25 23:23:43 +0000702 case DiagnosticsEngine::ak_sint: {
Chris Lattner22caddc2008-11-23 09:13:29 +0000703 int Val = getArgSInt(ArgNo);
Mike Stump1eb44332009-09-09 15:08:12 +0000704
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000705 if (ModifierIs(Modifier, ModifierLen, "select")) {
John McCalle53a44b2010-10-14 01:55:31 +0000706 HandleSelectModifier(*this, (unsigned)Val, Argument, ArgumentLen,
707 OutStr);
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000708 } else if (ModifierIs(Modifier, ModifierLen, "s")) {
709 HandleIntegerSModifier(Val, OutStr);
Sebastian Redle4c452c2008-11-22 13:44:36 +0000710 } else if (ModifierIs(Modifier, ModifierLen, "plural")) {
John McCalle53a44b2010-10-14 01:55:31 +0000711 HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen,
712 OutStr);
John McCall3be16b72010-01-14 00:50:32 +0000713 } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) {
714 HandleOrdinalModifier((unsigned)Val, OutStr);
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000715 } else {
716 assert(ModifierLen == 0 && "Unknown integer modifier");
Daniel Dunbar23e47c62009-10-17 18:12:14 +0000717 llvm::raw_svector_ostream(OutStr) << Val;
Chris Lattner30bc9652008-11-19 07:22:31 +0000718 }
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000719 break;
720 }
David Blaikied6471f72011-09-25 23:23:43 +0000721 case DiagnosticsEngine::ak_uint: {
Chris Lattner22caddc2008-11-23 09:13:29 +0000722 unsigned Val = getArgUInt(ArgNo);
Mike Stump1eb44332009-09-09 15:08:12 +0000723
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000724 if (ModifierIs(Modifier, ModifierLen, "select")) {
John McCall9f286142010-01-13 23:58:20 +0000725 HandleSelectModifier(*this, Val, Argument, ArgumentLen, OutStr);
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000726 } else if (ModifierIs(Modifier, ModifierLen, "s")) {
727 HandleIntegerSModifier(Val, OutStr);
Sebastian Redle4c452c2008-11-22 13:44:36 +0000728 } else if (ModifierIs(Modifier, ModifierLen, "plural")) {
John McCalle53a44b2010-10-14 01:55:31 +0000729 HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen,
730 OutStr);
John McCall3be16b72010-01-14 00:50:32 +0000731 } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) {
732 HandleOrdinalModifier(Val, OutStr);
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000733 } else {
734 assert(ModifierLen == 0 && "Unknown integer modifier");
Daniel Dunbar23e47c62009-10-17 18:12:14 +0000735 llvm::raw_svector_ostream(OutStr) << Val;
Chris Lattner30bc9652008-11-19 07:22:31 +0000736 }
Chris Lattner22caddc2008-11-23 09:13:29 +0000737 break;
Chris Lattneraf7ae4e2008-11-21 07:50:02 +0000738 }
Chris Lattner08631c52008-11-23 21:45:46 +0000739 // ---- NAMES and TYPES ----
David Blaikied6471f72011-09-25 23:23:43 +0000740 case DiagnosticsEngine::ak_identifierinfo: {
Chris Lattner08631c52008-11-23 21:45:46 +0000741 const IdentifierInfo *II = getArgIdentifier(ArgNo);
742 assert(ModifierLen == 0 && "No modifiers for strings yet");
Daniel Dunbare46e3542009-04-20 06:13:16 +0000743
744 // Don't crash if get passed a null pointer by accident.
745 if (!II) {
746 const char *S = "(null)";
747 OutStr.append(S, S + strlen(S));
748 continue;
749 }
750
Daniel Dunbar01eb9b92009-10-18 21:17:35 +0000751 llvm::raw_svector_ostream(OutStr) << '\'' << II->getName() << '\'';
Chris Lattner08631c52008-11-23 21:45:46 +0000752 break;
753 }
David Blaikied6471f72011-09-25 23:23:43 +0000754 case DiagnosticsEngine::ak_qualtype:
755 case DiagnosticsEngine::ak_declarationname:
756 case DiagnosticsEngine::ak_nameddecl:
757 case DiagnosticsEngine::ak_nestednamespec:
758 case DiagnosticsEngine::ak_declcontext:
Chris Lattnerb54d8af2009-10-20 05:25:22 +0000759 getDiags()->ConvertArgToString(Kind, getRawArg(ArgNo),
Chris Lattner3fdf4b02008-11-23 09:21:17 +0000760 Modifier, ModifierLen,
Chris Lattnerb54d8af2009-10-20 05:25:22 +0000761 Argument, ArgumentLen,
762 FormattedArgs.data(), FormattedArgs.size(),
Chandler Carruth0673cb32011-07-11 17:49:21 +0000763 OutStr, QualTypeVals);
Chris Lattner22caddc2008-11-23 09:13:29 +0000764 break;
Nico Weber7bfaaae2008-08-10 19:59:06 +0000765 }
Chris Lattnerb54d8af2009-10-20 05:25:22 +0000766
767 // Remember this argument info for subsequent formatting operations. Turn
768 // std::strings into a null terminated string to make it be the same case as
769 // all the other ones.
David Blaikied6471f72011-09-25 23:23:43 +0000770 if (Kind != DiagnosticsEngine::ak_std_string)
Chris Lattnerb54d8af2009-10-20 05:25:22 +0000771 FormattedArgs.push_back(std::make_pair(Kind, getRawArg(ArgNo)));
772 else
David Blaikied6471f72011-09-25 23:23:43 +0000773 FormattedArgs.push_back(std::make_pair(DiagnosticsEngine::ak_c_string,
Chris Lattnerb54d8af2009-10-20 05:25:22 +0000774 (intptr_t)getArgStdStr(ArgNo).c_str()));
775
Nico Weber7bfaaae2008-08-10 19:59:06 +0000776 }
Nico Weber7bfaaae2008-08-10 19:59:06 +0000777}
Ted Kremenekcabe6682009-01-23 20:28:53 +0000778
Douglas Gregora88084b2010-02-18 18:08:43 +0000779StoredDiagnostic::StoredDiagnostic() { }
780
David Blaikied6471f72011-09-25 23:23:43 +0000781StoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID,
Chris Lattner5f9e2722011-07-23 10:55:15 +0000782 StringRef Message)
Benjamin Kramera6a32e22010-11-19 17:36:51 +0000783 : ID(ID), Level(Level), Loc(), Message(Message) { }
Douglas Gregora88084b2010-02-18 18:08:43 +0000784
David Blaikied6471f72011-09-25 23:23:43 +0000785StoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level,
David Blaikie40847cf2011-09-26 01:18:08 +0000786 const Diagnostic &Info)
Douglas Gregoraa5f1352010-11-19 16:18:16 +0000787 : ID(Info.getID()), Level(Level)
788{
Argyrios Kyrtzidis33e4e702010-11-18 20:06:41 +0000789 assert((Info.getLocation().isInvalid() || Info.hasSourceManager()) &&
790 "Valid source location without setting a source manager for diagnostic");
791 if (Info.getLocation().isValid())
792 Loc = FullSourceLoc(Info.getLocation(), Info.getSourceManager());
Douglas Gregora88084b2010-02-18 18:08:43 +0000793 llvm::SmallString<64> Message;
794 Info.FormatDiagnostic(Message);
795 this->Message.assign(Message.begin(), Message.end());
796
797 Ranges.reserve(Info.getNumRanges());
798 for (unsigned I = 0, N = Info.getNumRanges(); I != N; ++I)
799 Ranges.push_back(Info.getRange(I));
800
Douglas Gregor849b2432010-03-31 17:46:05 +0000801 FixIts.reserve(Info.getNumFixItHints());
802 for (unsigned I = 0, N = Info.getNumFixItHints(); I != N; ++I)
803 FixIts.push_back(Info.getFixItHint(I));
Douglas Gregora88084b2010-02-18 18:08:43 +0000804}
805
David Blaikied6471f72011-09-25 23:23:43 +0000806StoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID,
Chris Lattner5f9e2722011-07-23 10:55:15 +0000807 StringRef Message, FullSourceLoc Loc,
Chris Lattner2d3ba4f2011-07-23 17:14:25 +0000808 ArrayRef<CharSourceRange> Ranges,
809 ArrayRef<FixItHint> Fixits)
Douglas Gregorf62d43d2011-07-19 16:10:42 +0000810 : ID(ID), Level(Level), Loc(Loc), Message(Message)
811{
812 this->Ranges.assign(Ranges.begin(), Ranges.end());
813 this->FixIts.assign(FixIts.begin(), FixIts.end());
814}
815
Douglas Gregora88084b2010-02-18 18:08:43 +0000816StoredDiagnostic::~StoredDiagnostic() { }
817
Ted Kremenekcabe6682009-01-23 20:28:53 +0000818/// IncludeInDiagnosticCounts - This method (whose default implementation
819/// returns true) indicates whether the diagnostics handled by this
David Blaikie78ad0b92011-09-25 23:39:51 +0000820/// DiagnosticConsumer should be included in the number of diagnostics
David Blaikied6471f72011-09-25 23:23:43 +0000821/// reported by DiagnosticsEngine.
David Blaikie78ad0b92011-09-25 23:39:51 +0000822bool DiagnosticConsumer::IncludeInDiagnosticCounts() const { return true; }
Douglas Gregorfe6b2d42010-03-29 23:34:08 +0000823
824PartialDiagnostic::StorageAllocator::StorageAllocator() {
825 for (unsigned I = 0; I != NumCached; ++I)
826 FreeList[I] = Cached + I;
827 NumFreeListEntries = NumCached;
828}
829
830PartialDiagnostic::StorageAllocator::~StorageAllocator() {
Ted Kremenek03201fb2011-03-21 18:40:07 +0000831 // Don't assert if we are in a CrashRecovery context, as this
832 // invariant may be invalidated during a crash.
Ted Kremenekcd1eecf2011-03-21 18:40:10 +0000833 assert((NumFreeListEntries == NumCached || llvm::CrashRecoveryContext::isRecoveringFromCrash()) && "A partial is on the lamb");
Douglas Gregorfe6b2d42010-03-29 23:34:08 +0000834}