[LLVMdev] Configuring test-suite

[Daniel Dunbar]

On Fri, Oct 26, 2012 at 2:53 PM, Renato Golin <rengolin at systemcall.org> wrote:
> Hi,
>
> I'm trying to setup the test-suite and am getting short of running it...
>
> Following the steps here:
>
> http://llvm.org/docs/lnt/quickstart.html
>
> I got as far as getting lnt installed, but when I run the "lnt runtest
> nt" it fails:
>
> compilers.py:81: error: unable to determine compiler version:
> 'clang++': 'clang version 3.2 '

Fixed LNT to recognize this compiler in
  http://llvm.org/viewvc/llvm-project?view=rev&revision=166842

> Seems my string doesn't have a "(branch rev)" at the end, ok
> hard-coded it to "(branch rev)" and got a new error:
>
> $ sandbox/bin/python sandbox/bin/lnt runtest nt --sandbox sandbox --cc
> debug/bin/clang++ --test-suite test-suite
> nt.py:1197: note: inferred C++ compiler under test as:
> '/home/rengolin/devel/llvm/debug/bin/clang++'
> 2012-10-26 21:43:48: checking source versions
> 2012-10-26 21:43:49: scanning for LNT-based test modules
> 2012-10-26 21:43:49: found 0 LNT-based test modules
> 2012-10-26 21:43:49: using nickname: 'brubeck__clang_DEV__x86_64'
> 2012-10-26 21:43:49: starting test in
> '/home/rengolin/devel/llvm/sandbox/test-2012-10-26_21-43-48'
> 2012-10-26 21:43:49: configuring...
> 2012-10-26 21:43:56: building test-suite tools
> nt.py:748: fatal error: unable to build tools, aborting!

Can you include the output of build-tools.log in that directory, please?

> Going to the dir where it built, and typing:
>
> $ make -C tools/
> make: Entering directory
> `/home/rengolin/devel/llvm/sandbox/test-2012-10-26_21-43-48/tools'
> make -C /home/rengolin/devel/llvm/sandbox/test-2012-10-26_21-43-48/tools all \
>           ORIGINAL_CC="cc" \
>           ORIGINAL_CXX="cc"
> o timeit-target /home/rengolin/devel/llvm/test-suite/tools/timeit.c    -O3
> make: o: Command not found
> make: [timeit-target] Error 127 (ignored)
> E -o TargetConfig.mk -x c
> /home/rengolin/devel/llvm/test-suite/tools/TargetConfig.mk.in
> make: E: Command not found
> make: [TargetConfig.mk] Error 127 (ignored)
> ...
>
> o? E? Might be environment messup, but I'm a little lost.

The command you ran is not expected to work, the Makefiles depend on
getting a lot of variables passed in, when run in the way LNT runs
them (that is, without piggy backing off of an LLVM installation).

> Does this
> work out-of-the box to anyone?

Yup! :)

 - Daniel

>
> --
> cheers,
> --renato
>
> http://systemcall.org/
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