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9 | #include "clang/Frontend/DiagnosticRenderer.h" |
10 | #include "clang/Basic/Diagnostic.h" |
11 | #include "clang/Basic/DiagnosticOptions.h" |
12 | #include "clang/Basic/LLVM.h" |
13 | #include "clang/Basic/SourceLocation.h" |
14 | #include "clang/Basic/SourceManager.h" |
15 | #include "clang/Edit/Commit.h" |
16 | #include "clang/Edit/EditedSource.h" |
17 | #include "clang/Edit/EditsReceiver.h" |
18 | #include "clang/Lex/Lexer.h" |
19 | #include "llvm/ADT/ArrayRef.h" |
20 | #include "llvm/ADT/DenseMap.h" |
21 | #include "llvm/ADT/None.h" |
22 | #include "llvm/ADT/SmallString.h" |
23 | #include "llvm/ADT/SmallVector.h" |
24 | #include "llvm/ADT/StringRef.h" |
25 | #include "llvm/Support/raw_ostream.h" |
26 | #include <algorithm> |
27 | #include <cassert> |
28 | #include <iterator> |
29 | #include <utility> |
30 | |
31 | using namespace clang; |
32 | |
33 | DiagnosticRenderer::DiagnosticRenderer(const LangOptions &LangOpts, |
34 | DiagnosticOptions *DiagOpts) |
35 | : LangOpts(LangOpts), DiagOpts(DiagOpts), LastLevel() {} |
36 | |
37 | DiagnosticRenderer::~DiagnosticRenderer() = default; |
38 | |
39 | namespace { |
40 | |
41 | class FixitReceiver : public edit::EditsReceiver { |
42 | SmallVectorImpl<FixItHint> &MergedFixits; |
43 | |
44 | public: |
45 | FixitReceiver(SmallVectorImpl<FixItHint> &MergedFixits) |
46 | : MergedFixits(MergedFixits) {} |
47 | |
48 | void insert(SourceLocation loc, StringRef text) override { |
49 | MergedFixits.push_back(FixItHint::CreateInsertion(loc, text)); |
50 | } |
51 | |
52 | void replace(CharSourceRange range, StringRef text) override { |
53 | MergedFixits.push_back(FixItHint::CreateReplacement(range, text)); |
54 | } |
55 | }; |
56 | |
57 | } |
58 | |
59 | static void mergeFixits(ArrayRef<FixItHint> FixItHints, |
60 | const SourceManager &SM, const LangOptions &LangOpts, |
61 | SmallVectorImpl<FixItHint> &MergedFixits) { |
62 | edit::Commit commit(SM, LangOpts); |
63 | for (const auto &Hint : FixItHints) |
64 | if (Hint.CodeToInsert.empty()) { |
65 | if (Hint.InsertFromRange.isValid()) |
66 | commit.insertFromRange(Hint.RemoveRange.getBegin(), |
67 | Hint.InsertFromRange, , |
68 | Hint.BeforePreviousInsertions); |
69 | else |
70 | commit.remove(Hint.RemoveRange); |
71 | } else { |
72 | if (Hint.RemoveRange.isTokenRange() || |
73 | Hint.RemoveRange.getBegin() != Hint.RemoveRange.getEnd()) |
74 | commit.replace(Hint.RemoveRange, Hint.CodeToInsert); |
75 | else |
76 | commit.insert(Hint.RemoveRange.getBegin(), Hint.CodeToInsert, |
77 | , Hint.BeforePreviousInsertions); |
78 | } |
79 | |
80 | edit::EditedSource Editor(SM, LangOpts); |
81 | if (Editor.commit(commit)) { |
82 | FixitReceiver Rec(MergedFixits); |
83 | Editor.applyRewrites(Rec); |
84 | } |
85 | } |
86 | |
87 | void DiagnosticRenderer::emitDiagnostic(FullSourceLoc Loc, |
88 | DiagnosticsEngine::Level Level, |
89 | StringRef Message, |
90 | ArrayRef<CharSourceRange> Ranges, |
91 | ArrayRef<FixItHint> FixItHints, |
92 | DiagOrStoredDiag D) { |
93 | assert(Loc.hasManager() || Loc.isInvalid()); |
94 | |
95 | beginDiagnostic(D, Level); |
96 | |
97 | if (!Loc.isValid()) |
98 | |
99 | emitDiagnosticMessage(Loc, PresumedLoc(), Level, Message, Ranges, D); |
100 | else { |
101 | |
102 | SmallVector<CharSourceRange, 20> MutableRanges(Ranges.begin(), |
103 | Ranges.end()); |
104 | |
105 | SmallVector<FixItHint, 8> MergedFixits; |
106 | if (!FixItHints.empty()) { |
107 | mergeFixits(FixItHints, Loc.getManager(), LangOpts, MergedFixits); |
108 | FixItHints = MergedFixits; |
109 | } |
110 | |
111 | for (const auto &Hint : FixItHints) |
112 | if (Hint.RemoveRange.isValid()) |
113 | MutableRanges.push_back(Hint.RemoveRange); |
114 | |
115 | FullSourceLoc UnexpandedLoc = Loc; |
116 | |
117 | |
118 | Loc = Loc.getFileLoc(); |
119 | |
120 | PresumedLoc PLoc = Loc.getPresumedLoc(DiagOpts->ShowPresumedLoc); |
121 | |
122 | |
123 | |
124 | emitIncludeStack(Loc, PLoc, Level); |
125 | |
126 | |
127 | emitDiagnosticMessage(Loc, PLoc, Level, Message, Ranges, D); |
128 | emitCaret(Loc, Level, MutableRanges, FixItHints); |
129 | |
130 | |
131 | |
132 | if (UnexpandedLoc.isValid() && UnexpandedLoc.isMacroID()) { |
133 | emitMacroExpansions(UnexpandedLoc, Level, MutableRanges, FixItHints); |
134 | } |
135 | } |
136 | |
137 | LastLoc = Loc; |
138 | LastLevel = Level; |
139 | |
140 | endDiagnostic(D, Level); |
141 | } |
142 | |
143 | void DiagnosticRenderer::emitStoredDiagnostic(StoredDiagnostic &Diag) { |
144 | emitDiagnostic(Diag.getLocation(), Diag.getLevel(), Diag.getMessage(), |
145 | Diag.getRanges(), Diag.getFixIts(), |
146 | &Diag); |
147 | } |
148 | |
149 | void DiagnosticRenderer::emitBasicNote(StringRef Message) { |
150 | emitDiagnosticMessage(FullSourceLoc(), PresumedLoc(), DiagnosticsEngine::Note, |
151 | Message, None, DiagOrStoredDiag()); |
152 | } |
153 | |
154 | |
155 | |
156 | |
157 | |
158 | |
159 | |
160 | |
161 | |
162 | |
163 | |
164 | |
165 | void DiagnosticRenderer::emitIncludeStack(FullSourceLoc Loc, PresumedLoc PLoc, |
166 | DiagnosticsEngine::Level Level) { |
167 | FullSourceLoc IncludeLoc = |
168 | PLoc.isInvalid() ? FullSourceLoc() |
169 | : FullSourceLoc(PLoc.getIncludeLoc(), Loc.getManager()); |
170 | |
171 | |
172 | if (LastIncludeLoc == IncludeLoc) |
173 | return; |
174 | |
175 | LastIncludeLoc = IncludeLoc; |
176 | |
177 | if (!DiagOpts->ShowNoteIncludeStack && Level == DiagnosticsEngine::Note) |
178 | return; |
179 | |
180 | if (IncludeLoc.isValid()) |
181 | emitIncludeStackRecursively(IncludeLoc); |
182 | else { |
183 | emitModuleBuildStack(Loc.getManager()); |
184 | emitImportStack(Loc); |
185 | } |
186 | } |
187 | |
188 | |
189 | |
190 | void DiagnosticRenderer::emitIncludeStackRecursively(FullSourceLoc Loc) { |
191 | if (Loc.isInvalid()) { |
192 | emitModuleBuildStack(Loc.getManager()); |
193 | return; |
194 | } |
195 | |
196 | PresumedLoc PLoc = Loc.getPresumedLoc(DiagOpts->ShowPresumedLoc); |
197 | if (PLoc.isInvalid()) |
198 | return; |
199 | |
200 | |
201 | |
202 | |
203 | std::pair<FullSourceLoc, StringRef> Imported = Loc.getModuleImportLoc(); |
204 | if (!Imported.second.empty()) { |
205 | |
206 | emitImportStackRecursively(Imported.first, Imported.second); |
207 | return; |
208 | } |
209 | |
210 | |
211 | emitIncludeStackRecursively( |
212 | FullSourceLoc(PLoc.getIncludeLoc(), Loc.getManager())); |
213 | |
214 | |
215 | emitIncludeLocation(Loc, PLoc); |
216 | } |
217 | |
218 | |
219 | void DiagnosticRenderer::emitImportStack(FullSourceLoc Loc) { |
220 | if (Loc.isInvalid()) { |
221 | emitModuleBuildStack(Loc.getManager()); |
222 | return; |
223 | } |
224 | |
225 | std::pair<FullSourceLoc, StringRef> NextImportLoc = Loc.getModuleImportLoc(); |
226 | emitImportStackRecursively(NextImportLoc.first, NextImportLoc.second); |
227 | } |
228 | |
229 | |
230 | |
231 | void DiagnosticRenderer::emitImportStackRecursively(FullSourceLoc Loc, |
232 | StringRef ModuleName) { |
233 | if (ModuleName.empty()) { |
234 | return; |
235 | } |
236 | |
237 | PresumedLoc PLoc = Loc.getPresumedLoc(DiagOpts->ShowPresumedLoc); |
238 | |
239 | |
240 | std::pair<FullSourceLoc, StringRef> NextImportLoc = Loc.getModuleImportLoc(); |
241 | emitImportStackRecursively(NextImportLoc.first, NextImportLoc.second); |
242 | |
243 | |
244 | emitImportLocation(Loc, PLoc, ModuleName); |
245 | } |
246 | |
247 | |
248 | |
249 | void DiagnosticRenderer::emitModuleBuildStack(const SourceManager &SM) { |
250 | ModuleBuildStack Stack = SM.getModuleBuildStack(); |
251 | for (const auto &I : Stack) { |
252 | emitBuildingModuleLocation(I.second, I.second.getPresumedLoc( |
253 | DiagOpts->ShowPresumedLoc), |
254 | I.first); |
255 | } |
256 | } |
257 | |
258 | |
259 | |
260 | static SourceLocation |
261 | retrieveMacroLocation(SourceLocation Loc, FileID MacroFileID, |
262 | FileID CaretFileID, |
263 | const SmallVectorImpl<FileID> &CommonArgExpansions, |
264 | bool IsBegin, const SourceManager *SM, |
265 | bool &IsTokenRange) { |
266 | getFileID(Loc) == MacroFileID", "/home/seafit/code_projects/clang_source/clang/lib/Frontend/DiagnosticRenderer.cpp", 266, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(SM->getFileID(Loc) == MacroFileID); |
267 | if (MacroFileID == CaretFileID) |
268 | return Loc; |
269 | if (!Loc.isMacroID()) |
270 | return {}; |
271 | |
272 | CharSourceRange MacroRange, MacroArgRange; |
273 | |
274 | if (SM->isMacroArgExpansion(Loc)) { |
275 | |
276 | |
277 | if (std::binary_search(CommonArgExpansions.begin(), |
278 | CommonArgExpansions.end(), MacroFileID)) |
279 | MacroRange = |
280 | CharSourceRange(SM->getImmediateSpellingLoc(Loc), IsTokenRange); |
281 | MacroArgRange = SM->getImmediateExpansionRange(Loc); |
282 | } else { |
283 | MacroRange = SM->getImmediateExpansionRange(Loc); |
284 | MacroArgRange = |
285 | CharSourceRange(SM->getImmediateSpellingLoc(Loc), IsTokenRange); |
286 | } |
287 | |
288 | SourceLocation MacroLocation = |
289 | IsBegin ? MacroRange.getBegin() : MacroRange.getEnd(); |
290 | if (MacroLocation.isValid()) { |
291 | MacroFileID = SM->getFileID(MacroLocation); |
292 | bool TokenRange = IsBegin ? IsTokenRange : MacroRange.isTokenRange(); |
293 | MacroLocation = |
294 | retrieveMacroLocation(MacroLocation, MacroFileID, CaretFileID, |
295 | CommonArgExpansions, IsBegin, SM, TokenRange); |
296 | if (MacroLocation.isValid()) { |
297 | IsTokenRange = TokenRange; |
298 | return MacroLocation; |
299 | } |
300 | } |
301 | |
302 | |
303 | |
304 | if (!IsBegin) |
305 | IsTokenRange = MacroArgRange.isTokenRange(); |
306 | |
307 | SourceLocation MacroArgLocation = |
308 | IsBegin ? MacroArgRange.getBegin() : MacroArgRange.getEnd(); |
309 | MacroFileID = SM->getFileID(MacroArgLocation); |
310 | return retrieveMacroLocation(MacroArgLocation, MacroFileID, CaretFileID, |
311 | CommonArgExpansions, IsBegin, SM, IsTokenRange); |
312 | } |
313 | |
314 | |
315 | |
316 | static void getMacroArgExpansionFileIDs(SourceLocation Loc, |
317 | SmallVectorImpl<FileID> &IDs, |
318 | bool IsBegin, const SourceManager *SM) { |
319 | while (Loc.isMacroID()) { |
320 | if (SM->isMacroArgExpansion(Loc)) { |
321 | IDs.push_back(SM->getFileID(Loc)); |
322 | Loc = SM->getImmediateSpellingLoc(Loc); |
323 | } else { |
324 | auto ExpRange = SM->getImmediateExpansionRange(Loc); |
325 | Loc = IsBegin ? ExpRange.getBegin() : ExpRange.getEnd(); |
326 | } |
327 | } |
328 | } |
329 | |
330 | |
331 | |
332 | static void computeCommonMacroArgExpansionFileIDs( |
333 | SourceLocation Begin, SourceLocation End, const SourceManager *SM, |
334 | SmallVectorImpl<FileID> &CommonArgExpansions) { |
335 | SmallVector<FileID, 4> BeginArgExpansions; |
336 | SmallVector<FileID, 4> EndArgExpansions; |
337 | getMacroArgExpansionFileIDs(Begin, BeginArgExpansions, , SM); |
338 | getMacroArgExpansionFileIDs(End, EndArgExpansions, , SM); |
339 | llvm::sort(BeginArgExpansions); |
340 | llvm::sort(EndArgExpansions); |
341 | std::set_intersection(BeginArgExpansions.begin(), BeginArgExpansions.end(), |
342 | EndArgExpansions.begin(), EndArgExpansions.end(), |
343 | std::back_inserter(CommonArgExpansions)); |
344 | } |
345 | |
346 | |
347 | |
348 | |
349 | |
350 | |
351 | |
352 | |
353 | |
354 | |
355 | |
356 | static void |
357 | mapDiagnosticRanges(FullSourceLoc CaretLoc, ArrayRef<CharSourceRange> Ranges, |
358 | SmallVectorImpl<CharSourceRange> &SpellingRanges) { |
359 | FileID CaretLocFileID = CaretLoc.getFileID(); |
360 | |
361 | const SourceManager *SM = &CaretLoc.getManager(); |
362 | |
363 | for (const auto &Range : Ranges) { |
364 | if (Range.isInvalid()) |
365 | continue; |
366 | |
367 | SourceLocation Begin = Range.getBegin(), End = Range.getEnd(); |
368 | bool IsTokenRange = Range.isTokenRange(); |
369 | |
370 | FileID BeginFileID = SM->getFileID(Begin); |
371 | FileID EndFileID = SM->getFileID(End); |
372 | |
373 | |
374 | |
375 | |
376 | llvm::SmallDenseMap<FileID, SourceLocation> BeginLocsMap; |
377 | while (Begin.isMacroID() && BeginFileID != EndFileID) { |
378 | BeginLocsMap[BeginFileID] = Begin; |
379 | Begin = SM->getImmediateExpansionRange(Begin).getBegin(); |
380 | BeginFileID = SM->getFileID(Begin); |
381 | } |
382 | |
383 | |
384 | if (BeginFileID != EndFileID) { |
385 | while (End.isMacroID() && !BeginLocsMap.count(EndFileID)) { |
386 | auto Exp = SM->getImmediateExpansionRange(End); |
387 | IsTokenRange = Exp.isTokenRange(); |
388 | End = Exp.getEnd(); |
389 | EndFileID = SM->getFileID(End); |
390 | } |
391 | if (End.isMacroID()) { |
392 | Begin = BeginLocsMap[EndFileID]; |
393 | BeginFileID = EndFileID; |
394 | } |
395 | } |
396 | |
397 | |
398 | SmallVector<FileID, 4> CommonArgExpansions; |
399 | computeCommonMacroArgExpansionFileIDs(Begin, End, SM, CommonArgExpansions); |
400 | Begin = retrieveMacroLocation(Begin, BeginFileID, CaretLocFileID, |
401 | CommonArgExpansions, , SM, |
402 | IsTokenRange); |
403 | End = retrieveMacroLocation(End, BeginFileID, CaretLocFileID, |
404 | CommonArgExpansions, , SM, |
405 | IsTokenRange); |
406 | if (Begin.isInvalid() || End.isInvalid()) continue; |
407 | |
408 | |
409 | Begin = SM->getSpellingLoc(Begin); |
410 | End = SM->getSpellingLoc(End); |
411 | |
412 | SpellingRanges.push_back(CharSourceRange(SourceRange(Begin, End), |
413 | IsTokenRange)); |
414 | } |
415 | } |
416 | |
417 | void DiagnosticRenderer::emitCaret(FullSourceLoc Loc, |
418 | DiagnosticsEngine::Level Level, |
419 | ArrayRef<CharSourceRange> Ranges, |
420 | ArrayRef<FixItHint> Hints) { |
421 | SmallVector<CharSourceRange, 4> SpellingRanges; |
422 | mapDiagnosticRanges(Loc, Ranges, SpellingRanges); |
423 | emitCodeContext(Loc, Level, SpellingRanges, Hints); |
424 | } |
425 | |
426 | |
427 | |
428 | void DiagnosticRenderer::emitSingleMacroExpansion( |
429 | FullSourceLoc Loc, DiagnosticsEngine::Level Level, |
430 | ArrayRef<CharSourceRange> Ranges) { |
431 | |
432 | |
433 | FullSourceLoc SpellingLoc = Loc.getSpellingLoc(); |
434 | |
435 | |
436 | SmallVector<CharSourceRange, 4> SpellingRanges; |
437 | mapDiagnosticRanges(Loc, Ranges, SpellingRanges); |
438 | |
439 | SmallString<100> MessageStorage; |
440 | llvm::raw_svector_ostream Message(MessageStorage); |
441 | StringRef MacroName = Lexer::getImmediateMacroNameForDiagnostics( |
442 | Loc, Loc.getManager(), LangOpts); |
443 | if (MacroName.empty()) |
444 | Message << "expanded from here"; |
445 | else |
446 | Message << "expanded from macro '" << MacroName << "'"; |
447 | |
448 | emitDiagnostic(SpellingLoc, DiagnosticsEngine::Note, Message.str(), |
449 | SpellingRanges, None); |
450 | } |
451 | |
452 | |
453 | |
454 | |
455 | static bool checkLocForMacroArgExpansion(SourceLocation Loc, |
456 | const SourceManager &SM, |
457 | SourceLocation ArgumentLoc) { |
458 | SourceLocation MacroLoc; |
459 | if (SM.isMacroArgExpansion(Loc, &MacroLoc)) { |
460 | if (ArgumentLoc == MacroLoc) return true; |
461 | } |
462 | |
463 | return false; |
464 | } |
465 | |
466 | |
467 | |
468 | static bool checkRangeForMacroArgExpansion(CharSourceRange Range, |
469 | const SourceManager &SM, |
470 | SourceLocation ArgumentLoc) { |
471 | SourceLocation BegLoc = Range.getBegin(), EndLoc = Range.getEnd(); |
472 | while (BegLoc != EndLoc) { |
473 | if (!checkLocForMacroArgExpansion(BegLoc, SM, ArgumentLoc)) |
474 | return false; |
475 | BegLoc.getLocWithOffset(1); |
476 | } |
477 | |
478 | return checkLocForMacroArgExpansion(BegLoc, SM, ArgumentLoc); |
479 | } |
480 | |
481 | |
482 | |
483 | static bool checkRangesForMacroArgExpansion(FullSourceLoc Loc, |
484 | ArrayRef<CharSourceRange> Ranges) { |
485 | (0) . __assert_fail ("Loc.isMacroID() && \"Must be a macro expansion!\"", "/home/seafit/code_projects/clang_source/clang/lib/Frontend/DiagnosticRenderer.cpp", 485, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(Loc.isMacroID() && "Must be a macro expansion!"); |
486 | |
487 | SmallVector<CharSourceRange, 4> SpellingRanges; |
488 | mapDiagnosticRanges(Loc, Ranges, SpellingRanges); |
489 | |
490 | |
491 | unsigned ValidCount = 0; |
492 | for (const auto &Range : Ranges) |
493 | if (Range.isValid()) |
494 | ValidCount++; |
495 | |
496 | if (ValidCount > SpellingRanges.size()) |
497 | return false; |
498 | |
499 | |
500 | FullSourceLoc ArgumentLoc; |
501 | |
502 | |
503 | |
504 | if (!Loc.isMacroArgExpansion(&ArgumentLoc)) |
505 | return false; |
506 | |
507 | for (const auto &Range : SpellingRanges) |
508 | if (!checkRangeForMacroArgExpansion(Range, Loc.getManager(), ArgumentLoc)) |
509 | return false; |
510 | |
511 | return true; |
512 | } |
513 | |
514 | |
515 | |
516 | |
517 | |
518 | |
519 | |
520 | |
521 | |
522 | |
523 | |
524 | |
525 | void DiagnosticRenderer::emitMacroExpansions(FullSourceLoc Loc, |
526 | DiagnosticsEngine::Level Level, |
527 | ArrayRef<CharSourceRange> Ranges, |
528 | ArrayRef<FixItHint> Hints) { |
529 | (0) . __assert_fail ("Loc.isValid() && \"must have a valid source location here\"", "/home/seafit/code_projects/clang_source/clang/lib/Frontend/DiagnosticRenderer.cpp", 529, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(Loc.isValid() && "must have a valid source location here"); |
530 | const SourceManager &SM = Loc.getManager(); |
531 | SourceLocation L = Loc; |
532 | |
533 | |
534 | SmallVector<SourceLocation, 8> LocationStack; |
535 | unsigned IgnoredEnd = 0; |
536 | while (L.isMacroID()) { |
537 | |
538 | |
539 | if (SM.isMacroArgExpansion(L)) |
540 | LocationStack.push_back(SM.getImmediateExpansionRange(L).getBegin()); |
541 | else |
542 | LocationStack.push_back(L); |
543 | |
544 | if (checkRangesForMacroArgExpansion(FullSourceLoc(L, SM), Ranges)) |
545 | IgnoredEnd = LocationStack.size(); |
546 | |
547 | L = SM.getImmediateMacroCallerLoc(L); |
548 | |
549 | |
550 | |
551 | |
552 | if (L.isFileID()) |
553 | L = SM.getImmediateMacroCallerLoc(LocationStack.back()); |
554 | (0) . __assert_fail ("L.isValid() && \"must have a valid source location here\"", "/home/seafit/code_projects/clang_source/clang/lib/Frontend/DiagnosticRenderer.cpp", 554, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(L.isValid() && "must have a valid source location here"); |
555 | } |
556 | |
557 | LocationStack.erase(LocationStack.begin(), |
558 | LocationStack.begin() + IgnoredEnd); |
559 | |
560 | unsigned MacroDepth = LocationStack.size(); |
561 | unsigned MacroLimit = DiagOpts->MacroBacktraceLimit; |
562 | if (MacroDepth <= MacroLimit || MacroLimit == 0) { |
563 | for (auto I = LocationStack.rbegin(), E = LocationStack.rend(); |
564 | I != E; ++I) |
565 | emitSingleMacroExpansion(FullSourceLoc(*I, SM), Level, Ranges); |
566 | return; |
567 | } |
568 | |
569 | unsigned MacroStartMessages = MacroLimit / 2; |
570 | unsigned MacroEndMessages = MacroLimit / 2 + MacroLimit % 2; |
571 | |
572 | for (auto I = LocationStack.rbegin(), |
573 | E = LocationStack.rbegin() + MacroStartMessages; |
574 | I != E; ++I) |
575 | emitSingleMacroExpansion(FullSourceLoc(*I, SM), Level, Ranges); |
576 | |
577 | SmallString<200> MessageStorage; |
578 | llvm::raw_svector_ostream Message(MessageStorage); |
579 | Message << "(skipping " << (MacroDepth - MacroLimit) |
580 | << " expansions in backtrace; use -fmacro-backtrace-limit=0 to " |
581 | "see all)"; |
582 | emitBasicNote(Message.str()); |
583 | |
584 | for (auto I = LocationStack.rend() - MacroEndMessages, |
585 | E = LocationStack.rend(); |
586 | I != E; ++I) |
587 | emitSingleMacroExpansion(FullSourceLoc(*I, SM), Level, Ranges); |
588 | } |
589 | |
590 | DiagnosticNoteRenderer::~DiagnosticNoteRenderer() = default; |
591 | |
592 | void DiagnosticNoteRenderer::emitIncludeLocation(FullSourceLoc Loc, |
593 | PresumedLoc PLoc) { |
594 | |
595 | SmallString<200> MessageStorage; |
596 | llvm::raw_svector_ostream Message(MessageStorage); |
597 | Message << "in file included from " << PLoc.getFilename() << ':' |
598 | << PLoc.getLine() << ":"; |
599 | emitNote(Loc, Message.str()); |
600 | } |
601 | |
602 | void DiagnosticNoteRenderer::emitImportLocation(FullSourceLoc Loc, |
603 | PresumedLoc PLoc, |
604 | StringRef ModuleName) { |
605 | |
606 | SmallString<200> MessageStorage; |
607 | llvm::raw_svector_ostream Message(MessageStorage); |
608 | Message << "in module '" << ModuleName; |
609 | if (PLoc.isValid()) |
610 | Message << "' imported from " << PLoc.getFilename() << ':' |
611 | << PLoc.getLine(); |
612 | Message << ":"; |
613 | emitNote(Loc, Message.str()); |
614 | } |
615 | |
616 | void DiagnosticNoteRenderer::emitBuildingModuleLocation(FullSourceLoc Loc, |
617 | PresumedLoc PLoc, |
618 | StringRef ModuleName) { |
619 | |
620 | SmallString<200> MessageStorage; |
621 | llvm::raw_svector_ostream Message(MessageStorage); |
622 | if (PLoc.isValid()) |
623 | Message << "while building module '" << ModuleName << "' imported from " |
624 | << PLoc.getFilename() << ':' << PLoc.getLine() << ":"; |
625 | else |
626 | Message << "while building module '" << ModuleName << "':"; |
627 | emitNote(Loc, Message.str()); |
628 | } |
629 | |