if test x"$_gcc_wopt" = xyes ; then
mycflags="$mycflags -Wdeclaration-after-statement"
fi
+
+ AC_MSG_CHECKING([if gcc supports -Wlogical-op and -Wvla])
+ CFLAGS="-Wlogical-op -Wvla"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],_gcc_wopt=yes,_gcc_wopt=no)
+ AC_MSG_RESULT($_gcc_wopt)
+ if test x"$_gcc_wopt" = xyes ; then
+ mycflags="$mycflags -Wlogical-op -Wvla"
+ fi
+
else
mycflags="$mycflags -Wall"
fi