[lldb-dev] How to compile lldb?

[Vince Harron]

Hi Arne,

I think you're going to need GCC 4.8.2 (that's what I use).  There may be
other dependencies, Ubuntu 14.04 is known to work with a minimum of effort.

Vince
 On Nov 21, 2014 1:03 AM, "Arne Schmitz" <arne.schmitz at aixigo.de> wrote:

> Hi everybody,
>
> I am still trying to build lldb on Debian Stable. I configured cmake like
> this:
>
> cmake -DCMAKE_BUILD_TYPE="Release" -DCMAKE_C_COMPILER=/export/source/clang/bin/clang
> -DCMAKE_CXX_COMPILER=/export/source/clang/bin/clang++
> -DCMAKE_INSTALL_PREFIX=/export/source/clang ..
>
> However, I think that the build tries to use my c++ stdlib provided by the
> system gcc 4.7, and that this is the cause of the error:
>
> [ 91%] Building CXX object tools/lldb/source/Plugins/
> Process/Linux/CMakeFiles/lldbPluginProcessLinux.dir/
> ThreadStateCoordinator.cpp.o
> In file included from /export/source/git/llvm/tools/
> lldb/source/Plugins/Process/Linux/ThreadStateCoordinator.cpp:17:
> In file included from /export/source/git/llvm/tools/
> lldb/source/Plugins/Process/Linux/ThreadStateCoordinator.h:13:
> In file included from /usr/lib/gcc/x86_64-linux-gnu/
> 4.7/../../../../include/c++/4.7/condition_variable:38:
> /usr/lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++/4.7/chrono:540:6:
> error: no matching constructor for initialization of 'duration' (aka
>       'std::chrono::duration<long, std::ratio<1, 1000000> >')
>           : __d(__t.time_since_epoch())
>             ^   ~~~~~~~~~~~~~~~~~~~~~~
> /usr/lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++/4.7/condition_variable:111:42:
> note: in instantiation of function template specialization
>       'std::chrono::time_point<std::chrono::system_clock,
> std::chrono::duration<long, std::ratio<1, 1000000> >
>       >::time_point<std::chrono::duration<long, std::ratio<1, 1000000000>
> > >' requested here
>         const __clock_t::time_point __s_atime = __s_entry + __delta;
>                                                 ^
> /usr/lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++/4.7/chrono:234:12:
> note: candidate constructor not viable: no known conversion from
>       'duration<[...], ratio<[...], 1000000000>>' to 'const
> duration<[...], ratio<[...], 1000000>>' for 1st argument
>         constexpr duration(const duration&) = default;
>                   ^
> /usr/lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++/4.7/chrono:237:19:
> note: candidate template ignored: disabled by 'enable_if' [with _Rep2 =
>       std::chrono::duration<long, std::ratio<1, 1000000000> >]
>                enable_if<is_convertible<_Rep2, rep>::value
>                          ^
> /usr/lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++/4.7/chrono:244:19:
> note: candidate template ignored: disabled by 'enable_if' [with _Rep2 =
>       long, _Period2 = std::ratio<1, 1000000000>]
> enable_if<treat_as_floating_point<rep>::value
>                          ^
> /usr/lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++/4.7/chrono:232:12:
> note: candidate constructor not viable: requires 0 arguments, but 1 was
>       provided
>         constexpr duration() : __r() { }
>                   ^
> 1 error generated.
> make[2]: *** [tools/lldb/source/Plugins/Process/Linux/CMakeFiles/
> lldbPluginProcessLinux.dir/ThreadStateCoordinator.cpp.o] Error 1
> make[1]: *** [tools/lldb/source/Plugins/Process/Linux/CMakeFiles/
> lldbPluginProcessLinux.dir/all] Error 2
> make: *** [all] Error 2
>
> I also compiled and installed libcxx, so maybe I should switch to that?
> How do I do that?
>
> Best regards,
>
> Arne
>
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