diff -ruN gnuclad-0.2.4.orig/src/Makefile.am gnuclad-0.2.4/src/Makefile.am
--- gnuclad-0.2.4.orig/src/Makefile.am	2011-01-07 19:28:05.000000000 +0100
+++ gnuclad-0.2.4/src/Makefile.am	2018-12-07 23:23:49.878123376 +0100
@@ -18,4 +18,4 @@
 
 CFLAGS =
 AM_CXXFLAGS =
-gnuclad_CPPFLAGS = -Wall -Wextra -Werror -pedantic-errors -ansi -O2
+gnuclad_CPPFLAGS = -Wall -Wextra -pedantic-errors -ansi