[lldb-dev] Running tests on windows?

Zachary Turner zturner at google.com
Thu Mar 19 16:42:39 PDT 2015


I run tests on Windows and if something is wrong then I definitely want to
fix it.

That said, I've never seen these particular failures before.  I will say
that the test suite only passes about 50% on Windows, but at the end you
will see a lot of failures.  But they won't be these failures, they will be
actual test failures like couldn't set a watchpoint.

One thing that seems suspicious to me from looking at your command line is
that, although you appear to have built python from source (which is
correct), LLDB is finding a *release* version of Python.  If you are
building a Debug version of LLDB, this won't work.  LLDB needs to find a
debug version of python.  I don't think that's the actual issue you're
experiencing here though, but it might be.  To fix this I recommend
explicitly specifying both PYTHON_EXECUTABLE, PYTHON_LIBRARY, and
PYTHON_INCLUDE_DIR on your CMake command line.

The next thing I would do is add a line to dosep.py that prints out the
command line it uses for dotest.py.  dosep.py is a lightweight shim that
just spawns many instances of dotest.py in different processes, and it seems
to be forming the command line incorrectly.  So the key is going to see
what command line it's using for dotest.py.

What version of Windows are you using if I might ask?  And are you running
it from a cmd prompt or a Powershell prompt?

On Thu, Mar 19, 2015 at 4:31 PM Chuck Ries <Chuck.Ries at microsoft.com> wrote:

>  Does anybody run tests on Windows? I was able to build lldb on windows
> using cmake + ninja by following the instructions at
> http://lldb.llvm.org/build.html#BuildingLldbOnWindows
>
>
>
> Running nina check-lldb however fails:
>
>
>
> [1/1] cmd.exe /C "cd /D
> C:\Users\chuckr\source\build_llvm_debug\tools\lldb\test &&
> C:\Users\chuckr\source\Python-2.7.8\PCbuild\python.exe
> c:/Users/chuckr/source/llvm/tools/lldb/test/dosep.py -o "-q --arch=i686
> --executable C:/Users/chuckr/source/build_llvm_debug/bin/lldb.exe -s
> C:/Users/chuckr/source/build_llvm_debug/lldb-test-traces -u CXXFLAGS -u
> CFLAGS -C C:/Program Files (x86)/Microsoft Visual Studio
> 12.0/VC/bin/cl.exe""
>
> FAILED: cmd.exe /C "cd /D
> C:\Users\chuckr\source\build_llvm_debug\tools\lldb\test &&
> C:\Users\chuckr\source\Python-2.7.8\PCbuild\python.exe
> c:/Users/chuckr/source/llvm/tools/lldb/test/dosep.py -o "-q --arch=i686
> --executable C:/Users/chuckr/source/build_llvm_debug/bin/lldb.exe -s
> C:/Users/chuckr/source/build_llvm_debug/lldb-test-traces -u CXXFLAGS -u
> CFLAGS -C C:/Program Files (x86)/Microsoft Visual Studio
> 12.0/VC/bin/cl.exe""
>
> usage: dotest.py [-h] [-A arch] [-C compiler] [-E extra-flags] [-D]
>
>                   [-N {dwarf,dsym}] [-a] [+a] [+b] [-b blacklist]
>
>                   [-f filterspec] [-g] [-l] [-m] [+m] [-p pattern]
>
>                   [-X directory] [-G category] [--skip-category category]
>
>                   [-c config-file] [--framework framework-path]
>
>                   [--executable executable-path] [--libcxx directory]
>
>                   [-e benchmark-exe] [-k command] [-R dir] [-r dir] [-s
> name]
>
>                   [-x breakpoint-spec] [-y count] [-# sharp]
>
>                   [--platform-name platform-name] [--platform-url
> platform-url]
>
>                   [--platform-working-dir platform-working-dir] [-d] [-F]
> [-i]
>
>                   [-n] [-P] [-q] [-S] [-t] [-u variable] [--env variable]
> [-v]
>
>                   [-w] [-T] [--enable-crash-dialog]
> [--show-inferior-console]
>
>                   [test-dir [test-dir ...]]
>
>  dotest.py: error: unrecognized arguments:
> c:\Users\chuckr\source\llvm\tools\lldb\test\api\check_public_api_headers
>
>  usage: dotest.py [-h] [-A arch] [-C compiler] [-E extra-flags] [-D]
>
>                   [-N {dwarf,dsym}] [-a] [+a] [+b] [-b blacklist]
>
>                   [-f filterspec] [-g] [-l] [-m] [+m] [-p pattern]
>
>                   [-X directory] [-G category] [--skip-category category]
>
>                   [-c config-file] [--framework framework-path]
>
>                   [--executable executable-path] [--libcxx directory]
>
>                   [-e benchmark-exe] [-k command] [-R dir] [-r dir] [-s
> name]
>
>                   [-x breakpoint-spec] [-y count] [-# sharp]
>
>                   [--platform-name platform-name] [--platform-url
> platform-url]
>
>                   [--platform-working-dir platform-working-dir] [-d] [-F]
> [-i]
>
>                   [-n] [-P] [-q] [-S] [-t] [-u variable] [--env variable]
> [-v]
>
>                   [-w] [-T] [--enable-crash-dialog]
> [--show-inferior-console]
>
>                   [test-dir [test-dir ...]]
>
>  dotest.py: error: unrecognized arguments:
> c:\Users\chuckr\source\llvm\tools\lldb\test\functionalities\breakpoint\cpp
>
>  usage: dotest.py [-h] [-A arch] [-C compiler] [-E extra-flags] [-D]
>
>                   [-N {dwarf,dsym}] [-a] [+a] [+b] [-b blacklist]
>
>                   [-f filterspec] [-g] [-l] [-m] [+m] [-p pattern]
>
>                   [-X directory] [-G category] [--skip-category category]
>
>                   [-c config-file] [--framework framework-path]
>
>                   [--executable executable-path] [--libcxx directory]
>
>                   [-e benchmark-exe] [-k command] [-R dir] [-r dir] [-s
> name]
>
>                   [-x breakpoint-spec] [-y count] [-# sharp]
>
>                   [--platform-name platform-name] [--platform-url
> platform-url]
>
>                   [--platform-working-dir platform-working-dir] [-d] [-F]
> [-i]
>
>                   [-n] [-P] [-q] [-S] [-t] [-u variable] [--env variable]
> [-v]
>
>                   [-w] [-T] [--enable-crash-dialog]
> [--show-inferior-console]
>
>                   [test-dir [test-dir ...]]
>
>  dotest.py: error: unrecognized arguments:
> c:\Users\chuckr\source\llvm\tools\lldb\test\expression_command\persistent_types
>
>  usage: dotest.py [-h] [-A arch] [-C compiler] [-E extra-flags] [-D]
>
>                   [-N {dwarf,dsym}] [-a] [+a] [+b] [-b blacklist]
>
>                   [-f filterspec] [-g] [-l] [-m] [+m] [-p pattern]
>
>                   [-X directory] [-G category] [--skip-category category]
>
>                   [-c config-file] [--framework framework-path]
>
>                   [--executable executable-path] [--libcxx directory]
>
>                   [-e benchmark-exe] [-k command] [-R dir] [-r dir] [-s
> name]
>
>                   [-x breakpoint-spec] [-y count] [-# sharp]
>
>                   [--platform-name platform-name] [--platform-url
> platform-url]
>
>                   [--platform-working-dir platform-working-dir] [-d] [-F]
> [-i]
>
>                   [-n] [-P] [-q] [-S] [-t] [-u variable] [--env variable]
> [-v]
>
>                   [-w] [-T] [--enable-crash-dialog]
> [--show-inferior-console]
>
>                   [test-dir [test-dir ...]]
>
>  dotest.py: error: unrecognized arguments:
> c:\Users\chuckr\source\llvm\tools\lldb\test\functionalities\data-formatter\data-formatter-enum-format
>
>  usage: dotest.py [-h] [-A arch] [-C compiler] [-E extra-flags] [-D]
>
>                   [-N {dwarf,dsym}] [-a] [+a] [+b] [-b blacklist]
>
>                   [-f filterspec] [-g] [-l] [-m] [+m] [-p pattern]
>
>                   [-X directory] [-G category] [--skip-category category]
>
>                   [-c config-file] [--framework framework-path]
>
>                   [--executable executable-path] [--libcxx directory]
>
>                   [-e benchmark-exe] [-k command] [-R dir] [-r dir] [-s
> name]
>
>                   [-x breakpoint-spec] [-y count] [-# sharp]
>
>                   [--platform-name platform-name] [--platform-url
> platform-url]
>
>                   [--platform-working-dir platform-working-dir] [-d] [-F]
> [-i]
>
>                   [-n] [-P] [-q] [-S] [-t] [-u variable] [--env variable]
> [-v]
>
>                   [-w] [-T] [--enable-crash-dialog]
> [--show-inferior-console]
>
>                   [test-dir [test-dir ...]]
>
> ……
>
>
>
>
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