Output extra GCC warnings.

* configure.ac (CFLAGS): Add -Wall -Wextra -Wno-unused-parameter
options (only if GCC).

diff --git a/configure.ac b/configure.ac
index 9f7b3fa11034e1666492c9270a770f8bae9489e6..deb3545f64c59d836002a49f278f774ac93f1341 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -300,6 +300,10 @@ case "$host" in
       ;;
 esac
 
+if test "$GCC" == yes; then
+  CFLAGS="$CFLAGS -Wall -Wextra -Wno-unused-parameter"
+fi
+
 AC_MSG_CHECKING(for xlc)
 AC_TRY_COMPILE([],[
  #ifndef __xlC__