From 4296f9a07853db15df717fce0310b0c7e5695d87 Mon Sep 17 00:00:00 2001 From: Daniel Friesel Date: Mon, 3 Dec 2018 09:28:42 +0100 Subject: esp8266: Enable proper LTO and section GC --- src/arch/esp8266/Makefile.inc | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/arch/esp8266/Makefile.inc b/src/arch/esp8266/Makefile.inc index 18547a6..6c55060 100644 --- a/src/arch/esp8266/Makefile.inc +++ b/src/arch/esp8266/Makefile.inc @@ -16,7 +16,7 @@ ifeq (${aspectc}, 1) endif INCLUDES += -I${SDK_BASE}/include -COMMON_FLAGS += -nostdlib -mlongcalls -D__ets__ -DICACHE_FLASH -DMULTIPASS_ARCH_esp8266 +COMMON_FLAGS += -nostdlib -mlongcalls -flto -D__ets__ -DICACHE_FLASH -DMULTIPASS_ARCH_esp8266 CXXFLAGS = -std=c++11 -fno-rtti -fno-threadsafe-statics LDFLAGS += -nostdlib -Wl,--no-check-sections -u call_user_start -Wl,-static @@ -50,8 +50,9 @@ build/system.ar: ${OBJECTS} build/system.elf: build/system.ar ${CC} -L${SDK_BASE}/lib -T${SDK_BASE}/lib/eagle.app.v6-derf.ld ${LDFLAGS} \ + -Wl,--gc-sections \ -Wl,--start-group -lc -lgcc -lhal -lpp -lphy -lnet80211 -llwip -lwpa \ - -lmain -flto $< -Wl,--end-group -o $@ + -lmain $< -Wl,--end-group -o $@ build/0x00000.bin: build/system.elf ${ESPTOOL} --chip esp8266 elf2image -o build/ $< -- cgit v1.2.3