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| author | Eric Blake <eblake@redhat.com> | 2012-09-01 12:35:00 -0600 |
|---|---|---|
| committer | Gary V. Vaughan <gary@gnu.org> | 2013-09-18 20:53:32 +0700 |
| commit | 32e2df2076b380916a3cb0d3ec2b0478cce38c21 (patch) | |
| tree | 333046b35c3415404df4e26db7ecf88e80986e4b | |
| parent | 4c0e23155dbd417bc6ede1d03107e8870aca60fc (diff) | |
| download | m4-32e2df2076b380916a3cb0d3ec2b0478cce38c21.tar.gz | |
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>
| -rw-r--r-- | configure.ac | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/configure.ac b/configure.ac index 3c93cdf3..17cce617 100644 --- a/configure.ac +++ b/configure.ac @@ -115,18 +115,15 @@ if test "$gl_gcc_warnings" = yes; then AC_SUBST([WERROR_CFLAGS]) nw= - nw="$nw -Waggregate-return" # C90 is anachronistic + nw="$nw -Waggregate-return" # K&R is anachronistic + nw="$nw -Wtraditional-conversion" # K&R is anachronistic + nw="$nw -Wundef" # K&R is anachronistic nw="$nw -Wlong-long" # C90 is anachronistic - nw="$nw -Wundef" # Warns on '#if GNULIB_FOO' etc in gnulib - nw="$nw -Wtraditional" # Warns on #elif which we use often nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings nw="$nw -Wpadded" # Our structs are not packed - nw="$nw -Wredundant-decls" # Gnulib has multiple decls nw="$nw -Wformat-nonliteral" # Needed in builtin.c - nw="$nw -Wunreachable-code" # Needed in output.c nw="$nw -Wconversion" # Too many warnings for now nw="$nw -Wsign-conversion" # Too many warnings for now - nw="$nw -Wtraditional-conversion" # Too many warnings for now nw="$nw -Wcast-qual" # Too many warnings for now nw="$nw -Wswitch-enum" # Too many warnings for now # This, $nw, is the list of warnings we disable. |