1116   const unsigned char *Cur = Begin;  in countLeadingWhitespace()  local
1117   while (Cur < End) {  in countLeadingWhitespace()
1118     if (isspace(Cur[0])) {  in countLeadingWhitespace()
1119       ++Cur;  in countLeadingWhitespace()
1120     } else if (Cur[0] == '\\' && (Cur[1] == '\n' || Cur[1] == '\r')) {  in countLeadingWhitespace()
1126       assert(End - Cur >= 2);  in countLeadingWhitespace()
1127       Cur += 2;  in countLeadingWhitespace()
1128     } else if (Cur[0] == '?' && Cur[1] == '?' && Cur[2] == '/' &&  in countLeadingWhitespace()
1129                (Cur[3] == '\n' || Cur[3] == '\r')) {  in countLeadingWhitespace()
1133       assert(End - Cur >= 4);  in countLeadingWhitespace()
1134       Cur += 4;  in countLeadingWhitespace()
1139   return Cur - Begin;  in countLeadingWhitespace()