poky/meta-poky/conf/distro/include/gcsections.inc
Sinan Kaya c39dfcbabc poky-tiny: enable section removal
Use GCC sections flags so that unused sections can be garbage
collected at link time.

(From meta-yocto rev: 70176ee6235c2545e18df855cac2c3524b7e50e4)

Signed-off-by: Sinan Kaya <okaya@kernel.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2020-12-03 22:53:55 +00:00

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CFLAGS_SECTION_REMOVAL = "-ffunction-sections -fdata-sections"
LDFLAGS_SECTION_REMOVAL = "-Wl,--gc-sections"
# packages with build problems using sections
CFLAGS_SECTION_REMOVAL_pn-glibc = ""
LDFLAGS_SECTION_REMOVAL_pn-glibc = ""
CFLAGS_SECTION_REMOVAL_pn-cairo = ""
LDFLAGS_SECTION_REMOVAL_pn-cairo = ""
CFLAGS_SECTION_REMOVAL_pn-perl = ""
LDFLAGS_SECTION_REMOVAL_pn-perl = ""
CFLAGS_SECTION_REMOVAL_pn-grub-efi = ""
LDFLAGS_SECTION_REMOVAL_pn-grub-efi = ""
CFLAGS_SECTION_REMOVAL_pn-grub = ""
LDFLAGS_SECTION_REMOVAL_pn-grub = ""
# set default for target
CFLAGS_append_class-target = " ${CFLAGS_SECTION_REMOVAL}"
LDFLAGS_append_class-target = " ${LDFLAGS_SECTION_REMOVAL}"
# set default for nativesdk
CFLAGS_append_class-nativesdk = " ${CFLAGS_SECTION_REMOVAL}"
LDFLAGS_append_class-nativesdk = " ${LDFLAGS_SECTION_REMOVAL}"