1187 static int StringPieceToRune(Rune *r, StringPiece *sp, RegexpStatus* status) {  in StringPieceToRune()  function
1208     if (StringPieceToRune(&r, &t, status) < 0)  in IsValidUTF8()
1252   if (StringPieceToRune(&c, s, status) < 0)  in ParseEscape()
1300       if (StringPieceToRune(&c, s, status) < 0)  in ParseEscape()
1309         if (StringPieceToRune(&c, s, status) < 0)  in ParseEscape()
1320           if (StringPieceToRune(&c, s, status) < 0)  in ParseEscape()
1331       if (StringPieceToRune(&c1, s, status) < 0)  in ParseEscape()
1532   if (!StringPieceToRune(&c, s, status))  in ParseUnicodeGroup()
1629   return StringPieceToRune(rp, s, status) >= 0;  in ParseCCCharacter()
1694       int n = StringPieceToRune(&r, &t, status);  in ParseCharClass()
1859     if (StringPieceToRune(&c, &t, status_) < 0)  in ParsePerlFlags()
1976       if (StringPieceToRune(&r, &t, status) < 0)  in Parse()
1990         if (StringPieceToRune(&r, &t, status) < 0)  in Parse()
2164               if (StringPieceToRune(&r, &t, status) < 0)  in Parse()