Have you seen that? https://stackoverflow.com/questions/19118854/unable-to-cross-compile-to-sparc-using-clang
I’m not sure sparc backend is well supported by clang/llvm. Try with riscv. On Mon, 4 May 2020 at 13:34, Hesham Almatary <hesham.almat...@cl.cam.ac.uk> wrote: > > > On Mon, 4 May 2020 at 13:19, Joel Sherrill <j...@rtems.org> wrote: > >> >> >> On Mon, May 4, 2020, 7:16 AM suyash singh <suyashsingh...@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 >> >>> _______________________________________________ >>> devel mailing list >>> devel@rtems.org >>> http://lists.rtems.org/mailman/listinfo/devel >> >> _______________________________________________ >> devel mailing list >> devel@rtems.org >> http://lists.rtems.org/mailman/listinfo/devel > >
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