configure: Enable GCC warnings to report use of C2x features.
authorBen Pfaff <blp@cs.stanford.edu>
Mon, 5 Jul 2021 20:46:32 +0000 (13:46 -0700)
committerBen Pfaff <blp@cs.stanford.edu>
Mon, 5 Jul 2021 20:49:28 +0000 (13:49 -0700)
commit08588e75a1df413eff334c30d62a93d04cb214cf
treec9fa5980ff7d9c83e263db5ef29b3d3d1eea5754
parentafda22462a88ca2ec887fce3f0acef7ff5d5a6b7
configure: Enable GCC warnings to report use of C2x features.

One C2x feature in GCC 11 is the reason that the previous commit
afda22462a88 ("Fix broken build due to missing braces") was needed by
some developers.
Makefile.am
acinclude.m4
configure.ac