clang sparc: generated .o file incompatible with elf64-x86-64

[Hesham Almatary]

On Mon, 4 May 2020 at 13:19, Joel Sherrill <joel at rtems.org> wrote:

>
>
> On Mon, May 4, 2020, 7:16 AM suyash singh <suyashsingh234 at gmail.com>
> wrote:
>
>> I am trying to cross compile with clang and run Undefined Behavior
>> Sanitizer for .c file
>>
>> *Command I am running*
>>
>> clang -target sparc -integrated-as -fuse-ld=lld -fsanitize=undefined test1.c
>>
>> clang is the cross compiler
>>
>> sparc is the target architecture.
>>
>> -integrated-as to use the llvm assembler
>>
>> -fuse-ld=lld to use lld linker
>>
>> -fsanitize=undefined to run UBSan
>>
>> *Error*
>>
>> ld.lld: error: /tmp/test1-43c7c0.o is incompatible with elf64-x86-64
>>
>> collect2: error: ld returned 1 exit status
>>
>> clang-11: error: linker (via gcc) command failed with exit code 1 (use -v
>> to see invocation)
>>
>> *My system*
>>
>> Ubuntu 18.04
>>
>> x86_64
>>
>> command executed on ubuntu terminal
>>
>> without -target sparc on a file.c which does not contain sparc assembly
>> the clang works fine
>>
>
> This is the same problem you had with as. You need to properly specify the
> target and have the target as and ld in your PATH.
>

Also can you add -v and send the output?

>
> --joel
>
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>
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