goyacc parsers have fixed prefix

[gopherbot]

by aiju@phicode.de:

I'd much appreciate if one could specify a prefix for goyacc to allow multiple goyacc
parsers per package.

[rsc]

Comment 1:

Owner changed to r...@golang.org.

Status changed to Accepted.

[robpike]

Comment 2:

Owner changed to r...@golang.org.

[robpike]

Comment 3:

This issue was closed by revision bb0e7bd.

Status changed to Fixed.