lz4: use CFLAGS from bitbake

Currently lz4 uses it's own defaults which include O3 optimization.
Switch from O3 to bitbake default O2 reduces binary package size
from 467056 to 331888 bytes. Enables also building with Os if needed.

Signed-off-by: Mikko Rapeli <mikko.rapeli@bmw.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit abaaf8c6bcd368728d298937a9406eb2aebc7a7d)
Signed-off-by: Steve Sakoman <steve@sakoman.com>

diff --git a/meta/recipes-support/lz4/lz4_1.9.2.bb b/meta/recipes-support/lz4/lz4_1.9.2.bb
index 0c4a0ac807d14ea62b4c950af41dccbbddf90282..c2e24b518caf810c3f2192c0ea3912459c6fbbf7 100644 (file)
--- a/meta/recipes-support/lz4/lz4_1.9.2.bb
+++ b/meta/recipes-support/lz4/lz4_1.9.2.bb
@@ -23,7 +23,7 @@ S = "${WORKDIR}/git"
 # Fixed in r118, which is larger than the current version.
 CVE_CHECK_WHITELIST += "CVE-2014-4715"
 
-EXTRA_OEMAKE = "PREFIX=${prefix} CC='${CC}' DESTDIR=${D} LIBDIR=${libdir} INCLUDEDIR=${includedir} BUILD_STATIC=no"
+EXTRA_OEMAKE = "PREFIX=${prefix} CC='${CC}' CFLAGS='${CFLAGS}' DESTDIR=${D} LIBDIR=${libdir} INCLUDEDIR=${includedir} BUILD_STATIC=no"
 
 do_install() {
        oe_runmake install