--- etc/Makefile
+++ etc/Makefile
@@ -8,7 +8,7 @@
 TST= $(TOP)/test
 
 CC= gcc
-CFLAGS= -O2 -Wall -I$(INC) $(MYCFLAGS)
+CFLAGS= -Wall -I$(INC) $(MYCFLAGS)
 MYCFLAGS= 
 MYLDFLAGS= -Wl,-E
 MYLIBS= -lm
--- src/Makefile
+++ src/Makefile
@@ -8,7 +8,7 @@
 PLAT= none
 
 CC= gcc
-CFLAGS= -O2 -Wall $(MYCFLAGS)
+CFLAGS= -Wall $(MYCFLAGS)
 AR= ar rcu
 RANLIB= ranlib
 RM= rm -f