Is it possible that the files are written to an unexpected directory? Have you
tried running the program under strace/dtruss to conclusively determine whether
or not the files are being written? Could you try running lldb-server in lldb
and setting a breakpoint on `llvm_gcda_start_file'?
vedant
> On Aug 17, 2016, at 3:50 AM, Ravitheja Addepally <ravithejaw...@gmail.com>
> wrote:
>
> Hello,
> I added the following lines to the lldb-server and lldb CMakeLists.txt
> set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fprofile-arcs -ftest-coverage")
> set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fprofile-arcs
> -ftest-coverage")
>
> I am able to get the lldb-server gcov files when I start its instance and
> then connect to it. But since lldb starts the lldb-server in different way,
> the files are not written, because I do see that the gcov instrumentation
> functions are present in the lldb-server.
>
> Best Regards,
> A Ravi Theja
>
> On Tue, Aug 16, 2016 at 7:27 PM, Vedant Kumar <v...@apple.com> wrote:
> Hi Ravitheja,
>
> Could you show us the diff to your cmake configuration? You may want to take a
> look at how the LLVM_BUILD_INSTRUMENTED cmake option is implemented to
> double-check that you've got something reasonable (see: llvm/CMakeLists.txt
> and
> cmake/modules/HandleLLVMOptions.cmake).
>
> Also, you may want to double-check that the gcda files are being written to
> the
> right directory.
>
> best,
> vedant
>
>
> > On Aug 16, 2016, at 7:58 AM, Ravitheja Addepally via lldb-dev
> > <lldb-dev@lists.llvm.org> wrote:
> >
> > Hello,
> > I was trying to get Code Coverage for LLDB with GCOV on Linux by
> > adding the corresponding flags in the CMake files, but I am facing problem
> > with lldb-server, which does not give seem to generate the gcda files. The
> > host side does generate the gcov files although. The lldb-server does
> > generate the gcov files if it is started in Standalone mode but it does not
> > generate the gcov files if started by LLDB. Has anyone tried this already ?
> > How can I get Code Coverage for lldb / lldb-server on Linux ?
> >
> >
> > Best Regards,
> > A Ravi Theja
> > _______________________________________________
> > lldb-dev mailing list
> > lldb-dev@lists.llvm.org
> > http://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-dev
>
>
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