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-rw-r--r--configure.ac4
1 files changed, 3 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 7d7cf7d91..66ac35cd0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1444,7 +1444,9 @@ case "$GCC" in
## less than exasperating.
## -Wpointer-arith was here too, but something changed in gcc/glibc
## and it became equally exasperating (gcc 2.95 and/or glibc 2.1.2).
- POTENTIAL_GCC_CFLAGS="-Wall -Wmissing-prototypes"
+ POTENTIAL_GCC_CFLAGS="-Wall -Wmissing-prototypes \
+ -Wdeclaration-after-statement -Wundef \
+ -Wswitch-enum"
# Do this here so we don't screw up any of the tests above that might
# not be "warning free"
if test "${GUILE_ERROR_ON_WARNING}" = yes