[OE-core] [RFC] gcc-cross.inc: Add depedency on BUILD_ARCH

[McClintock Matthew-B29882]

On Wed, Nov 23, 2011 at 9:28 PM, Khem Raj <raj.khem at gmail.com> wrote:
> On Wed, Nov 23, 2011 at 1:40 AM, Matthew McClintock <msm at freescale.com> wrote:
>> Without some sort of dependency on the HOST arch this "fake"
>> target package will be reused on a 32bit system even if it was
>> built on a 64bit system.
>>
>> This new dependecy should prevent that from occuring.
>>
>> Signed-off-by: Matthew McClintock <msm at freescale.com>
>> ---
>> Comments? I still this this is VERY BAD since it will trigger
>> all TARGET cache to be rebuilt just because we changed ARCH.
>> However, it should generate working sstate-cache. Might
>> address this issue:
>>
>> | checking for /home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/gcc-4_6-branch/build.i686-linux.powerpc-fsl-linux/./gcc/xgcc -B/home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/gcc-4_6-branch/build.i686-linux.powerpc-fsl-linux/./gcc/ -m32 -mhard-float  -mcpu=e500mc -isystem/home/liut/poky/build_p4080ds_release/tmp/sysroots/p4080ds/usr/include -B/home/liut/poky/build_p4080ds_release/tmp/sysroots/i686-linux/usr/powerpc-fsl-linux/bin/ -B/home/liut/poky/build_p4080ds_release/tmp/sysroots/i686-linux/usr/powerpc-fsl-linux/lib/ -isystem /home/liut/poky/build_p4080ds_release/tmp/sysroots/i686-linux/usr/powerpc-fsl-linux/include -isystem /home/liut/poky/build_p4080ds_release/tmp/sysroots/i686-linux/usr/powerpc-fsl-linux/sys-include --sysroot=/home/liut/poky/build_p4080ds_release/tmp/sysroots/p4080ds-tcbootstrap   option to accept ISO C89... none needed
>> | checking how to run the C preprocessor... /home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/gcc-4_6-branch/build.i686-linux.powerpc-fsl-linux/./gcc/xgcc -B/home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/gcc-4_6-branch/build.i686-linux.powerpc-fsl-linux/./gcc/ -E
>> | configure: error: in `/home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/gcc-4_6-branch/build.i686-linux.powerpc-fsl-linux/powerpc-fsl-linux/libgcc':
>> | configure: error: C preprocessor "/home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/gcc-4_6-branch/build.i686-linux.powerpc-fsl-linux/./gcc/xgcc -B/home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/gcc-4_6-branch/build.i686-linux.powerpc-fsl-linux/./gcc/ -E" fails sanity check
>> | See `config.log' for more details.
>> | make[1]: *** [configure-target-libgcc] Error 1
>> | make[1]: Leaving directory `/home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/gcc-4_6-branch/build.i686-linux.powerpc-fsl-linux'
>> | make: *** [all] Error 2
>> | ERROR: oe_runmake failed
>> | ERROR: Function 'do_compile' failed (see /home/liut/poky/build_p4080ds_release/tmp/work/ppce500mc-fsl-linux/gcc-cross-intermediate-4.6.1+svnr175454-r10/temp/log.do_compile.27393 for further information)
>>
>>  meta/recipes-devtools/gcc/gcc-4.6.inc   |    2 +-
>>  meta/recipes-devtools/gcc/gcc-cross.inc |   11 +++++++++++
>>  2 files changed, 12 insertions(+), 1 deletions(-)
>>
>> diff --git a/meta/recipes-devtools/gcc/gcc-4.6.inc b/meta/recipes-devtools/gcc/gcc-4.6.inc
>> index f7bcf30..ee42fa7 100644
>> --- a/meta/recipes-devtools/gcc/gcc-4.6.inc
>> +++ b/meta/recipes-devtools/gcc/gcc-4.6.inc
>> @@ -1,6 +1,6 @@
>>  require gcc-common.inc
>>
>> -PR = "r10"
>> +PR = "r11"
>>
>>  # Third digit in PV should be incremented after a minor release
>>  # happens from this branch on gcc e.g. currently its 4.6.0
>> diff --git a/meta/recipes-devtools/gcc/gcc-cross.inc b/meta/recipes-devtools/gcc/gcc-cross.inc
>> index 5a796bc..9f6d6ad 100644
>> --- a/meta/recipes-devtools/gcc/gcc-cross.inc
>> +++ b/meta/recipes-devtools/gcc/gcc-cross.inc
>> @@ -10,3 +10,14 @@ do_compile () {
>>        oe_runmake all-host all-target-libgcc
>>  }
>>
>> +# gcc-cross is special since it builds a HOST binary on
>> +# as a TARGET recipe. This is a hack to pull in the
>> +# BUILD_ARCH to the recipe so the sstate-cache is
>> +# different if the HOST ARCH has changed. By expanding
>> +# right now we assure it's going to be in the sig
>> +BUILD_ARCH_EXPANDED := "${BUILD_ARCH}"
>> +
>> +# we also add this to the PV so its clear in filenames
>> +# that this is arch specific even though it's labeled as
>> +# a target package
>> +PV .= "+${BUILD_ARCH_EXPANDED}"
>> --
>> 1.7.6.1
>>
>
> isnt BUILD_ARCH in signature

This is a TARGET recipe, so it should *not* be right? By doing what is
above I've added it. Although I habe not  extensively tested this
modification...

-M