74   bool Invalid = false;  in commentsStartOnSameColumn()  local
75   unsigned C1 = SM.getPresumedColumnNumber(L1, &Invalid);  in commentsStartOnSameColumn()
76   if (!Invalid) {  in commentsStartOnSameColumn()
77     unsigned C2 = SM.getPresumedColumnNumber(L2, &Invalid);  in commentsStartOnSameColumn()
78     return !Invalid && (C1 == C2);  in commentsStartOnSameColumn()
132       bool Invalid = false;  in RawComment()  local
134           SourceMgr.getBufferData(BeginFileID, &Invalid).data();  in RawComment()
136           (!Invalid && !onlyWhitespaceOnLineBefore(Buffer, BeginOffset));  in RawComment()
170   bool Invalid = false;  in getRawTextSlow()  local
172                                                     &Invalid).data();  in getRawTextSlow()
173   if (Invalid)  in getRawTextSlow()
236   bool Invalid = false;  in onlyWhitespaceBetween()  local
237   const char *Buffer = SM.getBufferData(Loc1Info.first, &Invalid).data();  in onlyWhitespaceBetween()
238   if (Invalid)  in onlyWhitespaceBetween()