I believe you are hitting undefined
behavior: https://isocpp.org/wiki/faq/ctors#static-init-order
On Monday, August 20, 2018 at 9:10:25 AM UTC-7, Юрий Катков wrote:
>
> Hi!
> I compile my C++ project to wasm using emscripten.
> This project is consist of several source files which should be linked in
> strict defined order ( due to of inter-dependency of global variables :( )
>
> In fact sequence of global initializers is unpredictable for me - I
> inspect "/* global initializers */ __ATINIT__.push({..." string in js
> file. I tried to reorder input object files in linking step, but it dont
> affect on order of global initializers called in js file.
>
> Unfortunetly I cant share code of my project, but my simple test project
> work fine in predictable way. Global initializers calling order is the same
> as order of linking of object files.
>
> What could cause such behaviour? Does order of global initializers is
> determine, and can I modify it?
>
> I attach my simple project, which demonstrates expected behavior. Could
> anyone break it? :)
>
> Thanks a lot!
>
>
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