summaryrefslogtreecommitdiff
path: root/Makefile
diff options
context:
space:
mode:
authorRobert Morris <[email protected]>2019-06-05 15:05:56 -0400
committerRobert Morris <[email protected]>2019-06-05 15:05:56 -0400
commitdff7ab3f8f969cb9c1e95e6d7a74b99428e06971 (patch)
tree285d345d08d028e45c1dc3692c46e906da9a283c /Makefile
parent5684556c19c50d38ad3873686d893481ea7d5509 (diff)
downloadxv6-labs-dff7ab3f8f969cb9c1e95e6d7a74b99428e06971.tar.gz
xv6-labs-dff7ab3f8f969cb9c1e95e6d7a74b99428e06971.tar.bz2
xv6-labs-dff7ab3f8f969cb9c1e95e6d7a74b99428e06971.zip
make -O work with asm volatile(...)
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 57a57cd..923c70b 100644
--- a/Makefile
+++ b/Makefile
@@ -50,7 +50,7 @@ OBJCOPY = $(TOOLPREFIX)objcopy
OBJDUMP = $(TOOLPREFIX)objdump
# CFLAGS = -fno-pic -static -fno-builtin -fno-strict-aliasing -Wall -MD -ggdb -Werror -fno-omit-frame-pointer -O
-CFLAGS = -Wall -Werror
+CFLAGS = -Wall -Werror -O
CFLAGS += -mcmodel=medany
CFLAGS += -ffreestanding -fno-common -nostdlib -mno-relax
CFLAGS += $(shell $(CC) -fno-stack-protector -E -x c /dev/null >/dev/null 2>&1 && echo -fno-stack-protector)