[Libgomp, Fortran] Fix canadian cross build

[Yvan Roux]

On 18 August 2017 at 10:27, Yvan Roux <yvan.roux@linaro.org> wrote:
> On 4 August 2017 at 15:52, Yvan Roux <yvan.roux@linaro.org> wrote:
>> On 11 July 2017 at 12:25, Yvan Roux <yvan.roux@linaro.org> wrote:
>>> On 3 July 2017 at 11:21, Yvan Roux <yvan.roux@linaro.org> wrote:
>>>> On 23 June 2017 at 15:44, Yvan Roux <yvan.roux@linaro.org> wrote:
>>>>> Hello,
>>>>>
>>>>> Fortran parts of libgomp (omp_lib.mod, openacc.mod, etc...) are
>>>>> missing in a canadian cross build, at least when target gfortran
>>>>> compiler comes from PATH and not from GFORTRAN_FOR_TARGET.
>>>>>
>>>>> Back in 2010, executability test of GFORTRAN was added to fix libgomp
>>>>> build on cygwin, but when the executable doesn't contain the path,
>>>>> "test -x" fails and part of the library are not built.
>>>>>
>>>>> This patch fixes the issue by using M4 macro AC_PATH_PROG (which
>>>>> returns the absolute name) instead of AC_CHECK_PROG in the function
>>>>> defined in config/acx.m4: NCN_STRICT_CHECK_TARGET_TOOLS.  I renamed it
>>>>> into NCN_STRICT_PATH_TARGET_TOOLS to keep the semantic used in M4.
>>>>>
>>>>> Tested by building cross and candian cross toolchain (host:
>>>>> i686-w64-mingw32) for arm-linux-gnueabihf with issue and with a
>>>>> complete libgomp.
>>>>>
>>>>> ok for trunk ?
>>>>
>>>> ping?
>>>
>>> ping?
>>
>> ping
>
> ping
>
> https://gcc.gnu.org/ml/gcc-patches/2017-06/msg01784.html

ping

https://gcc.gnu.org/ml/gcc-patches/2017-06/msg01784.html

>>>>
>>>>> Thanks
>>>>> Yvan
>>>>>
>>>>> config/ChangeLog
>>>>> 2017-06-23  Yvan Roux  <yvan.roux@linaro.org>
>>>>>
>>>>>         * acx.m4 (NCN_STRICT_CHECK_TARGET_TOOLS): Renamed to ...
>>>>>         (NCN_STRICT_PATH_TARGET_TOOLS): ... this.  It reflects the replacement
>>>>>         of AC_CHECK_PROG by AC_PATH_PROG to get the absolute name of the
>>>>>         program.
>>>>>         (ACX_CHECK_INSTALLED_TARGET_TOOL): Use renamed function.
>>>>>
>>>>> ChangeLog
>>>>> 2017-06-23  Yvan Roux  <yvan.roux@linaro.org>
>>>>>
>>>>>         * configure.ac: Use NCN_STRICT_PATH_TARGET_TOOLS instead of
>>>>>         NCN_STRICT_CHECK_TARGET_TOOLS.
>>>>>         * configure: Regenerate.