[Buildroot] [PATCH 1/1] package/llvm: fix build with gcc < 5.1

Arnout Vandecappelle arnout at mind.be
Sat Apr 13 14:52:41 UTC 2019



On 13/04/2019 16:36, Romain Naour wrote:
> Hi Valentin,
> 
> Le 13/04/2019 à 10:45, Valentin Korenblit a écrit :
>> Fixes:
>>
>> http://autobuild.buildroot.net/results/0c046a1b57a4f0b992333003d41062e1b256eb0d
>>
>> Signed-off-by: Valentin Korenblit <valentinkorenblit at gmail.com>
>> ---
>>  package/llvm/llvm.mk | 3 +++
>>  1 file changed, 3 insertions(+)
>>
>> diff --git a/package/llvm/llvm.mk b/package/llvm/llvm.mk
>> index cd374d74b4..28c5e89706 100644
>> --- a/package/llvm/llvm.mk
>> +++ b/package/llvm/llvm.mk
>> @@ -17,6 +17,9 @@ LLVM_INSTALL_STAGING = YES
>>  HOST_LLVM_DEPENDENCIES = host-python
>>  LLVM_DEPENDENCIES = host-llvm
>>  
> 
> Maybe a comment about these options is welcome :)
> 
> # LLVM >= 9.0 will soon require C++14 support, building llvm 8.x using a
> toolchain using gcc < 5.1 is deprecated but still build with gcc >= 4.8.
> # https://reviews.llvm.org/D57264

 I did exactly that and applied to master, thanks.

 Regards,
 Arnout

>> +HOST_LLVM_CONF_OPTS += -DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN=ON
>> +LLVM_CONF_OPTS += -DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN=ON
> 
> Best regards,
> Romain
> 
>> +
>>  # Don't build clang libcxx libcxxabi lldb compiler-rt lld polly as llvm subprojects
>>  # This flag assumes that projects are checked out side-by-side and not nested
>>  HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_PROJECTS=""
>>
> 
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