Re: [Boost-users] building boost 1.67/1.68b1 on osx with emscripten 1.38

Subject: Re: [Boost-users] building boost 1.67/1.68b1 on osx with emscripten 1.38
From: Oliver Kowalke (oliver.kowalke_at_[hidden])
Date: 2018-07-27 14:21:27

boost.context doesn't provide assembler for your toolset - only for gcc,
clang, msvc and some others

Oliver Kowalke <oliver.kowalke_at_[hidden]> schrieb am Fr., 27. Juli 2018,
16:19:

> toolset=*toolset=emscriptenis not supported*
>
> danielle amethyst brake via Boost-users <boost-users_at_[hidden]>
> schrieb am Fr., 27. Juli 2018, 15:21:
>
>>
>>>
>>> > "how do I set the default architecture when building boost?"
>>> >
>>>
>>> address-model=64 architecture=x86
>>>
>>>
>>>
>> Indeed, using these two commands as
>>   ./b2 address-model=64 architecture=x86
>> changes both of those properties as expected. however, if I use them in
>> conjunction with *toolset=emscripten*, the problem I originally asked
>> about persists:
>>
>> ./b2 toolset=emscripten address-model=64 architecture=x86
>> Performing configuration checks
>>
>>     - default address-model    : 32-bit
>>     - default architecture     : none
>>
>> Building the Boost C++ Libraries.
>>
>>
>>     - symlinks supported       : yes
>> error: No best alternative for libs/context/build/asm_sources
>>     next alternative: required properties: <abi>aapcs <address-model>32
>> <architecture>arm <binary-format>elf <threading>multi <toolset>clang
>>         not matched
>>     next alternative: required properties: <abi>aapcs <address-model>32
>> <architecture>arm <binary-format>elf <threading>multi <toolset>gcc
>> ... [more similar alternatives omitted for brevity --dab]
>>     - C++11 mutex              : no
>>     - lockfree boost::atomic_flag : yes
>>     - Boost.Config Feature Check: cxx11_hdr_tuple : no
>>     - Boost.Config Feature Check: cxx11_lambdas : no
>>     - Boost.Config Feature Check: cxx11_noexcept : no
>>     - Boost.Config Feature Check: cxx11_nullptr : no
>>     - Boost.Config Feature Check: cxx11_rvalue_references : no
>>     - Boost.Config Feature Check: cxx11_template_aliases : no
>>     - Boost.Config Feature Check: cxx11_thread_local : no
>>     - Boost.Config Feature Check: cxx11_variadic_templates : no
>>     - Boost.Config Feature Check: cxx11_auto_declarations : no
>>     - Boost.Config Feature Check: cxx11_constexpr : no
>>     - Boost.Config Feature Check: cxx11_defaulted_functions : no
>>     - Boost.Config Feature Check: cxx11_final : no
>>     - Boost.Config Feature Check: cxx11_hdr_mutex : no
>> *Error: ambiguity found when searching for best transformation*
>> *Trying to produce type 'SEARCHED_LIB' from: *
>> *Generators that succeeded:*
>> * -  searched-lib-generator*
>> * -  emscripten.searched-lib-generator*
>> *First generator produced: *
>> * -  { %.no-action-icudata.SEARCHED_LIB }*
>> *Second generator produced: *
>> * -  { %.no-action-icudata.SEARCHED_LIB }*
>>
>> to renew focus, the problem I am trying to solve is the last part there,
>> ambiguity when searching for best transformation.  it goes away if i
>> disable icu, but it just yields another similar error.  it was suggested
>> that I need to provide the default architecture to solve the problem, but
>> the way suggested to do that so far have not worked. your help is
>> appreciated!
>>
>> Danielle Brake
>>
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>>
>