33   if (Loc.isValid()) {  in print()
45   if (!isValid()) {  in print()
142   assert(isValid());  in getFileID()
147   assert(isValid());  in getExpansionLoc()
152   assert(isValid());  in getSpellingLoc()
157   assert(isValid());  in getFileLoc()
162   if (!isValid())  in getPresumedLoc()
169   assert(isValid());  in isMacroArgExpansion()
174   assert(isValid());  in getImmediateMacroCallerLoc()
179   if (!isValid())  in getModuleImportLoc()
189   assert(isValid());  in getFileOffset()
194   assert(isValid());  in getLineNumber()
199   assert(isValid());  in getColumnNumber()
204   assert(isValid());  in getFileEntry()
209   assert(isValid());  in getExpansionLineNumber()
214   assert(isValid());  in getExpansionColumnNumber()
219   assert(isValid());  in getSpellingLineNumber()
224   assert(isValid());  in getSpellingColumnNumber()
229   assert(isValid());  in isInSystemHeader()
234   assert(isValid());  in isBeforeInTranslationUnitThan()
243   assert(isValid());  in getCharacterData()
248   assert(isValid());  in getBufferData()