bootstrap/10452: Make gengtype-yacc.y compatible with stock FreeBSD yacc

[ljrittle@gcc.gnu.org]

Synopsis: Make gengtype-yacc.y compatible with stock FreeBSD yacc

Responsible-Changed-From-To: unassigned->ljrittle
Responsible-Changed-By: ljrittle
Responsible-Changed-When: Tue Apr 29 19:13:04 2003
Responsible-Changed-Why:
    I did it.
State-Changed-From-To: open->closed
State-Changed-By: ljrittle
State-Changed-When: Tue Apr 29 19:13:04 2003
State-Changed-Why:
    Modified patch applied to mainline and 3.3 branch before release.
    Alex agreed to the removal of the malloc -> xmalloc; realloc -> xrealloc stuff when I observed the posioning on (at least) mainline.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=10452