diff -up sblim-sfcb-1.4.9/configure.orig sblim-sfcb-1.4.9/configure
--- sblim-sfcb-1.4.9/configure.orig	2018-09-26 09:43:18.678547933 +0200
+++ sblim-sfcb-1.4.9/configure	2018-09-26 09:43:31.603560105 +0200
@@ -5426,8 +5426,6 @@ case $host_cpu in
 $as_echo "#define SFCB_IX86 1" >>confdefs.h
 
 	       ;;
-     powerpc*)  CFLAGS="$CFLAGS -O0"
-	       ;;
 esac