73   bool Invalid = false;  in commentsStartOnSameColumn()  local
74   unsigned C1 = SM.getPresumedColumnNumber(L1, &Invalid);  in commentsStartOnSameColumn()
75   if (!Invalid) {  in commentsStartOnSameColumn()
76     unsigned C2 = SM.getPresumedColumnNumber(L2, &Invalid);  in commentsStartOnSameColumn()
77     return !Invalid && (C1 == C2);  in commentsStartOnSameColumn()
130       bool Invalid = false;  in RawComment()  local
132           SourceMgr.getBufferData(BeginFileID, &Invalid).data();  in RawComment()
134           (!Invalid && !onlyWhitespaceOnLineBefore(Buffer, BeginOffset));  in RawComment()
168   bool Invalid = false;  in getRawTextSlow()  local
170                                                     &Invalid).data();  in getRawTextSlow()
171   if (Invalid)  in getRawTextSlow()
234   bool Invalid = false;  in onlyWhitespaceBetween()  local
235   const char *Buffer = SM.getBufferData(Loc1Info.first, &Invalid).data();  in onlyWhitespaceBetween()
236   if (Invalid)  in onlyWhitespaceBetween()