[OpenWrt-Devel] [PATCH 3/3] curl: add flags to allow gc-sections to strip out unused code

[Hauke Mehrtens]

On 04/07/2016 10:21 AM, Dirk Feytons wrote:
> Signed-off-by: Dirk Feytons <dirk.feytons at gmail.com>
> ---
>  package/network/utils/curl/Makefile |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/package/network/utils/curl/Makefile b/package/network/utils/curl/Makefile
> index 319c0b7..af38ed4 100644
> --- a/package/network/utils/curl/Makefile
> +++ b/package/network/utils/curl/Makefile
> @@ -99,8 +99,9 @@ define Package/libcurl/config
>    source "$(SOURCE)/Config.in"
>  endef
>  
> -TARGET_CFLAGS += $(FPIC)
> +TARGET_CFLAGS += $(FPIC) -ffunction-sections -fdata-sections
>  TARGET_CPPFLAGS += $(if $(CONFIG_LIBCURL_NTLM),,-DCURL_DISABLE_NTLM)
> +TARGET_LDFLAGS += -Wl,--gc-sections
>  
>  CONFIGURE_ARGS += \
>  	--disable-debug \
> 
Out of curiosity, have you checked how much memory this saves?

Hauke
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