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-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index b767175fa1..878b23b061 100644
--- a/configure.ac
+++ b/configure.ac
@@ -163,6 +163,7 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
-Werror=implicit-function-declaration \
-Werror=missing-declarations \
-Werror=return-type \
+ -Werror=shadow \
-Wstrict-prototypes \
-Wredundant-decls \
-Wmissing-noreturn \