build: add more compiler checking
commit32e2df2076b380916a3cb0d3ec2b0478cce38c21
authorEric Blake <eblake@redhat.com>
Sat, 1 Sep 2012 18:35:00 +0000 (1 12:35 -0600)
committerGary V. Vaughan <gary@gnu.org>
Wed, 18 Sep 2013 13:53:32 +0000 (18 20:53 +0700)
tree333046b35c3415404df4e26db7ecf88e80986e4b
parent4c0e23155dbd417bc6ede1d03107e8870aca60fc
build: add more compiler checking

Enable a bit more gcc warning coverage.
* configure.ac (nw): Turn on some warnings that no longer trigger
a gcc warning, or where we reduce the scope of unwarned code.

Signed-off-by: Eric Blake <eblake@redhat.com>
configure.ac