| Message ID | 20191101205416.17599-2-hauke@hauke-m.de |
|---|---|
| State | Accepted |
| Delegated to: | Hauke Mehrtens |
| Headers | show |
| Series | [OpenWrt-Devel,1/4] dnsmasq: Activate LTO | expand |
On Fri, Nov 1, 2019 at 1:55 PM Hauke Mehrtens <hauke@hauke-m.de> wrote: > > This decreases the size of the mtd application by 25% on MIPS BE. > > old: > 20,597 /sbin/mtd > > new: > 16,421 /sbin/mtd > > Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> > --- > package/system/mtd/Makefile | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/package/system/mtd/Makefile b/package/system/mtd/Makefile > index 2347b8b723..166bb33281 100644 > --- a/package/system/mtd/Makefile > +++ b/package/system/mtd/Makefile > @@ -36,7 +36,8 @@ endef > target=$(firstword $(subst -, ,$(BOARD))) > > MAKE_FLAGS += TARGET="$(target)" > -TARGET_CFLAGS := $(TARGET_CFLAGS) -Dtarget_$(target)=1 -Wall > +TARGET_CFLAGS += -Dtarget_$(target)=1 -Wall -flto I don't think Wall is necessary here. > +TARGET_LDFLAGS += -flto=jobserver > > ifdef CONFIG_MTD_REDBOOT_PARTS > MAKE_FLAGS += FIS_SUPPORT=1 > -- > 2.20.1 > > > _______________________________________________ > openwrt-devel mailing list > openwrt-devel@lists.openwrt.org > https://lists.openwrt.org/mailman/listinfo/openwrt-devel
diff --git a/package/system/mtd/Makefile b/package/system/mtd/Makefile index 2347b8b723..166bb33281 100644 --- a/package/system/mtd/Makefile +++ b/package/system/mtd/Makefile @@ -36,7 +36,8 @@ endef target=$(firstword $(subst -, ,$(BOARD))) MAKE_FLAGS += TARGET="$(target)" -TARGET_CFLAGS := $(TARGET_CFLAGS) -Dtarget_$(target)=1 -Wall +TARGET_CFLAGS += -Dtarget_$(target)=1 -Wall -flto +TARGET_LDFLAGS += -flto=jobserver ifdef CONFIG_MTD_REDBOOT_PARTS MAKE_FLAGS += FIS_SUPPORT=1
This decreases the size of the mtd application by 25% on MIPS BE. old: 20,597 /sbin/mtd new: 16,421 /sbin/mtd Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> --- package/system/mtd/Makefile | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)