m4/manywarnings.m4 (gl_MANYWARN_ALL_GCC): Add more warnings.

diff --git a/ChangeLog b/ChangeLog
index 8677895..66a5941 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2008-12-11  Simon Josefsson  <simon@josefsson.org>
+
+       * m4/manywarnings.m4 (gl_MANYWARN_ALL_GCC): Add more warnings.
+
 2008-12-10  Jim Meyering  <meyering@redhat.com>
 
        gl_ASSERT: don't say assertions are disabled when they're not

diff --git a/m4/manywarnings.m4 b/m4/manywarnings.m4
index b0c413e..93b1315 100644 (file)
--- a/m4/manywarnings.m4
+++ b/m4/manywarnings.m4
@@ -90,5 +90,15 @@ AC_DEFUN([gl_MANYWARN_ALL_GCC],
   ; do
     gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item"
   done
+ # The following are not documented in the manual but are included in
+ # output from gcc --help=warnings.
+ for gl_manywarn_item in \
+   -Wattributes \
+   -Wcoverage-mismatch \
+   -Wmultichar \
+   -Wunused-macros \
+  ; do
+    gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item"
+  done
   $1=$gl_manywarn_set
 ])