/* Generated by re2c */ { YYCTYPE yych; if (YYLIMIT <= YYCURSOR) YYFILL(1); yych = *YYCURSOR; switch (yych) { case 'A': case 'a': goto yy3; case 'B': case 'b': goto yy5; default: goto yy2; } yy2: yy3: ++YYCURSOR; {return 'a';} yy5: ++YYCURSOR; {return 'b';} } } re2c: warning: line 4: control flow is undefined for strings that match '[\x0-\x40\x43-\x60\x63-\xFF]', use default rule '*' [-Wundefined-control-flow]