Re: error: void value not ignored as it ought to be bool type(std::string_view s) { return type(s.data(), s.length()); }

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On Sat, 2 Jan 2021, 01:06 Hongyi Zhao via Gcc-help, <gcc-help@xxxxxxxxxxx>
wrote:

> On Ubuntu 20.04, I try to compile the git master version of libime
> https://github.com/fcitx/libime but failed. See following for more
> detailed info:
>
> $ lsb_release -a
> No LSB modules are available.
> Distributor ID: Ubuntu
> Description: Ubuntu 20.04 LTS
> Release: 20.04
> Codename: focal
>
> $ git clone https://github.com/fcitx/libime.git libime.git
> $ cd libime.git
> $ mkdir build && cd $_
> $ cmake ..
> $ env all_proxy=http://127.0.0.1:8080 make -j 44
> [ 28%] Built target kenlm
> [ 28%] Building CXX object
> src/libime/core/CMakeFiles/IMECore.dir/inputbuffer.cpp.o
> In file included from
> /home/werner/Public/repo/
> github.com/fcitx/libime.git/src/libime/core/inputbuffer.cpp:6:
> /home/werner/Public/repo/
> github.com/fcitx/libime.git/src/libime/core/inputbuffer.h:
> In member function ‘bool libime::InputBuffer::type(std::string_view)’:
> /home/werner/Public/repo/
> github.com/fcitx/libime.git/src/libime/core/inputbuffer.h:49:48:
> error: void value not ignored as it ought to be
> 49 | bool type(std::string_view s) { return type(s.data(), s.length()); }
> | ~~~~^~~~~~~~~~~~~~~~~~~~~~
> make[2]: *** [src/libime/core/CMakeFiles/IMECore.dir/build.make:102:
> src/libime/core/CMakeFiles/IMECore.dir/inputbuffer.cpp.o] Error 1
> make[1]: *** [CMakeFiles/Makefile2:816:
> src/libime/core/CMakeFiles/IMECore.dir/all] Error 2
> make: *** [Makefile:141: all] Error 2
>
> Any hints for solving this problem?
>

Check the dependencies are correct. Maybe the master branch of that library
needs a newer version of fcitx-utils/inputbuffer.h than you are using.

It looks like a problem in the library's source code, not a problem with
GCC. I assume you'll get an answer to the issue you opened in GitHub.







> Regards,
> --
> Assoc. Prof. Hongyi Zhao <hongyi.zhao@xxxxxxxxx>
> Theory and Simulation of Materials
> Hebei Polytechnic University of Science and Technology engineering
> NO. 552 North Gangtie Road, Xingtai, China
>




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