[OE-core] [PATCH 1/1] cross-canadian/libgcc: fix aarch64's multilib SDK

[ChenQi]

On 11/13/2015 05:24 PM, Robert Yang wrote:
>
>
> On 11/10/2015 12:27 AM, Burton, Ross wrote:
>>
>> On 4 November 2015 at 13:58, Robert Yang <liezhi.yang at windriver.com
>> <mailto:liezhi.yang at windriver.com>> wrote:
>>
>>     The arm toolchain has a "-gnueabi" suffix, but aarch64 doesn't,
>>     this makes multilib sdk doesn't work, for example:
>>
>>     MACHINE = qemuarm64
>>     require conf/multilib.conf
>>     MULTILIBS = "multilib:lib32"
>>     DEFAULTTUNE_virtclass-multilib-lib32 = "armv7at-neon"
>>
>>     $ bitbake core-image-minimal -cpopulate_sdk
>>
>>     Then extract SDK, the
>>     environment-setup-armv7a-vfp-neon-pokymllib32-linux-gnueabi
>>     doesn't work since:
>>     * The CC is arm-pokymllib32-linux-gnueabi-gcc
>>        which doesn't exist, the patch for cross-canadian.bbclass
>>        fixes problem.
>>     * Need aarch64-poky-linux/usr/lib/arm-poky-linux-linux-gnueabi
>>        which doesn't exist, the patch for libgcc-common.inc fixes the
>>        problem.
>>
>>     [YOCTO #8616]
>>
>>
>> This breaks the allarch sstate sanity test on the autobuilder which 
>> verifies
>> that allarch recipes don't have different hashes for a no-op change 
>> to the machine.
>
> Hi Ross,
>
> After more investigations, the different between:
> MACHINE=qemux86 bitbake -Snone meta-toolchain
> MACHINE=qemuarm bitbake -Snone meta-toolchain
>
> is do_extra_symlinks' checksum, there is an ABIEXTENSION for
> nativesdk-libgcc-initial when qemuarm (eabi), and no "eabi" when
> qemux86.
>
> But as the commit said, the "eabi" is a must for qemuarm since its 
> compiler
> arm-pokymllib32-linux-gnueabi-gcc contains eabi, otherwise it doesn't 
> work.
>
> Maybe let the test case don't compare between qemuarm and qemux86 since
> arm is special ? Or do you have any other suggestions, please ?
>
>
> // Robert
>

Ping ...


>>
>> https://autobuilder.yoctoproject.org/main/builders/nightly-oe-selftest/builds/242/steps/Running%20oe-selftest/logs/stdio 
>>
>>
>> Ross