[klee-dev] Testing newest Coreutils

[Dan Liew]

On 24 November 2016 at 03:57, Thuan Pham <thuanpv at comp.nus.edu.sg> wrote:
> Hi,
> Has anyone tried to use KLEE to test newest version of Coreutils, say 8.25?
> I get stuck at the compilation step. Neither KLEE - LLVM2.9 nor KLEE -
> LLVM3.4 can compile Coreutils successfully.
>
> Here is the error message I got when I tried to compile Coreutils with
> klee-clang wrapper in KLEE - LLVM 3.4
>
> make src/make-prime-list
> make[1]: Entering directory `/home/ubuntu/subjects/coreutils/obj-llvm'
>   CCLD     src/make-prime-list
> llvm-link: Unknown command line argument '-fno-common'.  Try:
> '/usr/lib/llvm-3.4/bin/llvm-link -help'
> llvm-link: Did you mean '-nvj-count'?
> llvm-link: Unknown command line argument '-fdiagnostics-show-option'.  Try:
> '/usr/lib/llvm-3.4/bin/llvm-link -help'
> llvm-link: Did you mean '-disable-licm-promotion'?
> llvm-link: Unknown command line argument '-funit-at-a-time'.  Try:
> '/usr/lib/llvm-3.4/bin/llvm-link -help'
> llvm-link: Did you mean '-unroll-runtime'?
> make[1]: *** [src/make-prime-list] Error 1
> make[1]: Leaving directory `/home/ubuntu/subjects/coreutils/obj-llvm'
> make: *** [../src/primes.h] Error 2
>
> And here is another error message I got with klee-gcc wrapper. This one I
> may understand the reason since llvm-ld does not exist in LLVM-3.4
>
> make src/make-prime-list
> make[1]: Entering directory `/home/ubuntu/subjects/coreutils/obj-llvm'
>   CCLD     src/make-prime-list
> Traceback (most recent call last):
>   File "/home/ubuntu/KLEE-new/klee/scripts/klee-gcc", line 43, in <module>
>     main()
>   File "/home/ubuntu/KLEE-new/klee/scripts/klee-gcc", line 39, in main
>     os.execvp("llvm-ld", ["llvm-ld", "--disable-opt"] + linkArgs)
>   File "/usr/lib/python2.7/os.py", line 344, in execvp
>     _execvpe(file, args)
>   File "/usr/lib/python2.7/os.py", line 380, in _execvpe
>     func(fullname, *argrest)
> OSError: [Errno 2] No such file or directory
> make[1]: *** [src/make-prime-list] Error 1
> make[1]: Leaving directory `/home/ubuntu/subjects/coreutils/obj-llvm'
> make: *** [../src/primes.h] Error 2
>
> Can someone give me some suggestion to fix this compilation issue?
> Many thanks,
> Thuan

Don't use `klee-gcc`. Just use `wllvm`. There are some "work in
progress" instructions on how to use
it to build core utils at
https://github.com/klee/klee.github.io/pull/58 that will be merged
fairly soon.