I was seeing this issue also on arm (raspberrypi4), so it's not specific to
aarch64 as subject says.

With this fix I'm still seeing build failure:
| ppsthread.c:1281: error: undefined reference to 'pthread_create'

going back to 3.19 fixes both issues (so it's not caused by my setup).

On Fri, May 15, 2020 at 2:24 PM Nicolas Dechesne <
nicolas.dechesne@linaro.org> wrote:

>
>
> On Fri, May 15, 2020 at 2:14 PM Sean Nyekjaer <sean@geanix.com> wrote:
>
>> Explicitly add ${CC} as linker, for it to understand -Wl option.
>>
>> Signed-off-by: Sean Nyekjaer <sean@geanix.com>
>> ---
>>
>> Alistair please check in your setup :)
>>
>
> I had found the same error on dragonboard/arm64. This patch fixes the
> build problem. Note that I have only done build test, not run time.
> thanks!
>
>
>>
>>  meta-oe/recipes-navigation/gpsd/gpsd_3.20.bb | 3 +++
>>  1 file changed, 3 insertions(+)
>>
>> diff --git a/meta-oe/recipes-navigation/gpsd/gpsd_3.20.bb
>> b/meta-oe/recipes-navigation/gpsd/gpsd_3.20.bb
>> index 0914f7ec2..5463c8231 100644
>> --- a/meta-oe/recipes-navigation/gpsd/gpsd_3.20.bb
>> +++ b/meta-oe/recipes-navigation/gpsd/gpsd_3.20.bb
>> @@ -35,6 +35,7 @@ EXTRA_OESCONS = " \
>>      systemd='${SYSTEMD_OESCONS}' \
>>      libdir='${libdir}' \
>>      manbuild='false' \
>> +    LINK='${CC}' \
>>      ${PACKAGECONFIG_CONFARGS} \
>>  "
>>  # this cannot be used, because then chrpath is not found and only static
>> lib is built
>> @@ -44,6 +45,7 @@ do_compile_prepend() {
>>      export PKG_CONFIG_PATH="${PKG_CONFIG_PATH}"
>>      export
>> PKG_CONFIG="PKG_CONFIG_SYSROOT_DIR=\"${PKG_CONFIG_SYSROOT_DIR}\" pkg-config"
>>      export STAGING_PREFIX="${STAGING_DIR_HOST}/${prefix}"
>> +    export LD="${CC}"
>>      export LINKFLAGS="${LDFLAGS}"
>>  }
>>
>> @@ -51,6 +53,7 @@ do_install() {
>>      export PKG_CONFIG_PATH="${PKG_CONFIG_PATH}"
>>      export
>> PKG_CONFIG="PKG_CONFIG_SYSROOT_DIR=\"${PKG_CONFIG_SYSROOT_DIR}\" pkg-config"
>>      export STAGING_PREFIX="${STAGING_DIR_HOST}/${prefix}"
>> +    export LD="${CC}"
>>      export LINKFLAGS="${LDFLAGS}"
>>
>>      export DESTDIR="${D}"
>> --
>> 2.26.2
>>
>>
>> 
>