.TH YACC "1" "November 2007" "GNU Bison 3.4.1" "User Commands" .SH NAME yacc \- GNU Project parser generator .SH SYNOPSIS .B yacc [\fIOPTION\fR]... \fIFILE\fR .SH DESCRIPTION .I Yacc (Yet Another Compiler Compiler) is a parser generator. This version is a simple wrapper around .IR bison (1). It passes option \fB\-y\fR, \fB\-\-yacc\fR to activate the upward compatibility mode. See .IR bison (1) for more information. .SH AUTHOR Written by Paul Eggert. .SH "REPORTING BUGS" Report bugs to . .SH COPYRIGHT Copyright \(co 2019 Free Software Foundation, Inc. .br This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. .SH "SEE ALSO" .BR lex (1), .BR flex (1), .BR bison (1). .PP The full documentation for .B bison is maintained as a Texinfo manual. If the .B info and .B bison programs are properly installed at your site, the command .IP .B info bison .PP should give you access to the complete manual.