m4 ChangeLog doc/m4.texinfo checks/wrapfifo.m4 [branch-1_4]

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Branch:         branch-1_4
Changes by:     Eric Blake <ericb>      06/06/16 03:09:14

Modified files:
        .              : ChangeLog 
        doc            : m4.texinfo 
Added files:
        checks         : wrapfifo.m4 

Log message:
        * checks/wrapfifo.m4: New file.  Use it...
        * doc/m4.texinfo (Incompatibilities): here, in a new test case to
        demonstrate how to get POSIX behavior of m4wrap prior to m4 2.0.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/m4/ChangeLog?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.67&r2=1.1.1.1.2.68
http://cvs.savannah.gnu.org/viewcvs/m4/checks/wrapfifo.m4?cvsroot=m4&only_with_tag=branch-1_4&rev=1.1.2.1
http://cvs.savannah.gnu.org/viewcvs/m4/doc/m4.texinfo?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.19&r2=1.1.1.1.2.20