Fix 'm4 -F file -t undefined'.
commit75160ba9c925c305a41b9002533e0c8013fe15ed
authorEric Blake <ebb9@byu.net>
Thu, 18 Oct 2007 01:44:13 +0000 (17 19:44 -0600)
committerEric Blake <ebb9@byu.net>
Thu, 18 Oct 2007 01:47:58 +0000 (17 19:47 -0600)
tree39d799cb839962f75dc7bd58c8d31b509c64dc12
parentcb5367522345659ba1a5e5bb51cc3b5f3e98764d
Fix 'm4 -F file -t undefined'.

* src/freeze.c (produce_frozen_state): Avoid core dump.
* doc/m4.texinfo (Using frozen files): Test for the bug.

Signed-off-by: Eric Blake <ebb9@byu.net>
ChangeLog
NEWS
doc/m4.texinfo
src/freeze.c