34   if (Loc.isValid()) {  in print()
55   if (!isValid()) {  in print()
152   assert(isValid());  in getFileID()
157   assert(isValid());  in getExpansionLoc()
162   assert(isValid());  in getSpellingLoc()
167   assert(isValid());  in getFileLoc()
172   if (!isValid())  in getPresumedLoc()
179   assert(isValid());  in isMacroArgExpansion()
184   assert(isValid());  in getImmediateMacroCallerLoc()
189   if (!isValid())  in getModuleImportLoc()
199   assert(isValid());  in getFileOffset()
204   assert(isValid());  in getLineNumber()
209   assert(isValid());  in getColumnNumber()
214   assert(isValid());  in getFileEntry()
219   assert(isValid());  in getExpansionLineNumber()
224   assert(isValid());  in getExpansionColumnNumber()
229   assert(isValid());  in getSpellingLineNumber()
234   assert(isValid());  in getSpellingColumnNumber()
239   assert(isValid());  in isInSystemHeader()
244   assert(isValid());  in isBeforeInTranslationUnitThan()
253   assert(isValid());  in getCharacterData()
258   assert(isValid());  in getBufferData()