diff -Naur wmhdplop-0.9.10.orig/configure.ac wmhdplop-0.9.10/configure.ac
--- wmhdplop-0.9.10.orig/configure.ac	2016-11-24 16:18:21.000000000 +0100
+++ wmhdplop-0.9.10/configure.ac	2016-12-02 11:58:28.276017676 +0100
@@ -19,10 +19,6 @@
 AC_DEFINE(_GNU_SOURCE,[],[uses GNU extensions])
 
 
-if test x$GCC = xyes; then
-  CFLAGS="-O3 -fomit-frame-pointer -ffast-math -Wall -W";
-fi
-
 dnl check for X
 AC_PATH_X
 AC_PATH_XTRA