--- DirectFB-1.6.3/configure.in
+++ DirectFB-1.6.3/configure.in
@@ -457,7 +457,7 @@
                              [enable debugging @<:@default=no@:>@]),
               [], [enable_debug=no])
 if test "$enable_debug" = "yes"; then
-    CFLAGS="-g3 -O0 -fno-inline -Wno-inline $CFLAGS"
+    CFLAGS="-fno-inline -Wno-inline $CFLAGS"
     DIRECT_BUILD_DEBUG=1
 else
     DIRECT_BUILD_DEBUG=0