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-rwxr-xr-xautogen/configure1
1 files changed, 1 insertions, 0 deletions
diff --git a/autogen/configure b/autogen/configure
index 31105ddbaf7..97e8078d4ec 100755
--- a/autogen/configure
+++ b/autogen/configure
@@ -7585,6 +7585,7 @@ fi
# signed overflow has undefined behavior
nw="$nw -Wsync-nand" # irrelevant here, and provokes ObjC warning
nw="$nw -Wunsafe-loop-optimizations" # OK to suppress unsafe optimizations
+ nw="$nw -Wbad-function-cast" # These casts are no worse than others.
# Emacs doesn't care about shadowing; see
# <http://lists.gnu.org/archive/html/emacs-diffs/2011-11/msg00265.html>.