use -O3

4143f26a · Nickolai Zeldovich · 4ef66fea · 4143f26a · 4143f26a
--- a/Makefile
+++ b/Makefile
@@ -30,7 +30,7 @@ STRIP = $(TOOLPREFIX)strip
 # -nostdinc

 INCLUDES  = -Iinclude -I$(QEMUSRC) -include param.h -include include/compiler.h
-COMFLAGS  = -static -g -MD -m64 -O2 -Wall -Werror -DHW_$(HW) -DXV6 \
+COMFLAGS  = -static -g -MD -m64 -O3 -Wall -Werror -DHW_$(HW) -DXV6 \
 	    -fno-builtin -fno-strict-aliasing -fno-omit-frame-pointer -fms-extensions \
 	    -mno-sse -mcx16 -mno-red-zone $(INCLUDES)
 COMFLAGS += $(shell $(CC) -fno-stack-protector -E -x c /dev/null >/dev/null 2>&1 && echo -fno-stack-protector)

--- a/net/Makefrag
+++ b/net/Makefrag
@@ -19,7 +19,7 @@ LWIP_CFLAGS = -Wno-attributes \
 	    -Wno-char-subscripts \
 	    -Wno-unused-but-set-variable \
 	    -Wno-format \
-	    -mcmodel=large
+	    -mcmodel=large -O2

 LWIP_INCLUDES := \
 	-Ilwip/src/include \