[LLVMdev] [Compiler-rt] i386 is not supported in compiler-rt build

[Mohit Bhakkad]

Thanks Evgeniy, issue is solved, had to clean some extra/duplicate files
for i386.

*Mohit Bhakkad*
Pune Institute of Computer Technology *Mobile:* 9422928202
*Email:* mohit.bhakkad at gmail.com

*LinkedIn Profile <http://www.linkedin.com/in/mohitbhakkad>Github Profile
<https://github.com/Mohit7>*

On Tue, Feb 24, 2015 at 3:03 PM, Evgeniy Stepanov <eugeni.stepanov at gmail.com
> wrote:

> Hi,
>
> this works for me on Ubuntu 14.04 LTS, but historically we had bugs with
> i386 multilib support (for example,
> http://llvm.org/bugs/show_bug.cgi?id=19289).
> I suggest digging deeper into the failing test and figuring out the exact
> failing command and output.
>
>
> On Fri, Feb 13, 2015 at 11:24 AM, Mohit Bhakkad <mohit.bhakkad at gmail.com>
> wrote:
>
>> I am trying to build compiler-rt on a x86_64 machine using clang.
>>
>> Command used:
>> CC=clang CXX=clang++ cmake <path to compiler-rt> -DLLVM_CONFIG_PATH=<Path
>> to llvm toolchain>/bin/llvm-config -DCOMPILER_RT_INSTALL_PATH=<Path to llvm
>> toolchain>/lib/clang/3.7.0
>>
>> after this command on console it prints,
>> -- Compiler-RT supported architectures: x86_64
>>
>> Instead if I use gcc in above command, it supports both i386, x86_64
>> -- Compiler-RT supported architectures: x86_64;i386
>>
>> I am curious about why its not supporting i386 with clang, as this clang
>> can compile a simple program for i386.
>>
>> Looking into cmake file, it looks like i386 is failing this
>> <https://github.com/llvm-mirror/compiler-rt/blob/master/cmake/config-ix.cmake#L76>
>> test.
>>
>> I have checked variables for both the target, which looks fine to me:
>>
>> -- {CAN_TARGET_x86_64}: TRUE
>> -- {CMAKE_BINARY_DIR}: /home/mohit/compiler-rt_build
>> -- {SIMPLE_SOURCE}: /home/mohit/compiler-rt_build/CMakeFiles/simple.cc
>> -- {TARGET_x86_64_CFLAGS}: -m64
>> -- TARGET_{arch}_OUTPUT: TARGET_x86_64_OUTPUT
>> --
>> -DCMAKE_EXE_LINKER_FLAGS:STRING={argstring}:-DCMAKE_EXE_LINKER_FLAGS:STRING=
>> -m64
>>
>>
>> -- {CAN_TARGET_i386}: FALSE
>> -- {CMAKE_BINARY_DIR}: /home/mohit/compiler-rt_build
>> -- {SIMPLE_SOURCE}: /home/mohit/compiler-rt_build/CMakeFiles/simple.cc
>> -- {TARGET_i386_CFLAGS}: -m32
>> -- TARGET_{arch}_OUTPUT: TARGET_i386_OUTPUT
>> --
>> -DCMAKE_EXE_LINKER_FLAGS:STRING={argstring}:-DCMAKE_EXE_LINKER_FLAGS:STRING=
>> -m32
>>
>> Regards,
>> Mohit.
>>
>>
>> *Mohit Bhakkad*
>> Pune Institute of Computer Technology *Mobile:* 9422928202
>> *Email:* mohit.bhakkad at gmail.com
>>
>> *LinkedIn Profile <http://www.linkedin.com/in/mohitbhakkad>Github Profile
>> <https://github.com/Mohit7>*
>>
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>>
>
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