Hi, iirc you need to compile all objects with pthread enabled if you want
to be able to link them together.

Will let you know if I find the confirmation...



On Wed, Jul 24, 2019, 23:04 Dylan Staley <[email protected]> wrote:

> Hello! I recently heard about the new WebAssembly backend, and wanted to
> give it a try to compare against the fastcomp backend. I've successfully
> compiled this project using `latest`, but when I switch to
> `latest-upstream` I get the following issue during linking:
>
> ```
> wasm-ld: error: 'atomics' feature is used by d1_lib.o, so --shared-memory
> must be used
> wasm-ld: error: Target feature 'atomics' used in d1_lib.o is disallowed by
> ConcurrentScheduler.cpp.o. Use --no-check-features to suppress.
> ```
>
> The actual command that failed was:
> ```
> shared:ERROR: '/home/staley_dylan/emsdk/upstream/bin/wasm-ld -o
> /tmp/emscripten_temp_DthpaW/td_wasm.wasm --allow-undefined --import-memory
> --import-table --lto-O0
> CMakeFiles/td_wasm.dir/td/telegram/td_emscripten.cpp.o libtdjson_static.a
> tdactor/libtdactor.a libtdjson_private.a libtdclient.a libtdcore.a
> tdnet/libtdnet.a ../crypto/lib/libssl.a tddb/libtddb.a tdactor/libtdactor.a
> tdutils/libtdutils.a sqlite/libtdsqlite.a ../crypto/lib/libcrypto.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libz.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libc.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libcompiler_rt.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libc-wasm.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libc++-noexcept.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libc++abi.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libc-extras.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libdlmalloc.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libpthreads_stub.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libcompiler_rt_wasm.a
> /home/staley_dylan/.emscripten_cache/wasm-obj/libc_rt_wasm.a -mllvm
> -combiner-global-alias-analysis=false -mllvm -enable-emscripten-sjlj -mllvm
> -disable-lsr --export __wasm_call_ctors --export __data_end --export main
> --export malloc --export free --export setThrew --export __errno_location
> --export htonl --export htons --export ntohs --export
> emscripten_builtin_memalign --export memalign --export _get_environ
> --export strlen --export _get_tzname --export _get_daylight --export
> _get_timezone --export emscripten_builtin_free -z stack-size=5242880
> --initial-memory=16777216 --no-entry --global-base=1024' failed (1)
> ```
>
> I assume this is something to do with shared memory support in WASM, but I
> haven't changed the configuration between a successful compile on `latest`
> and this failing one on `latest-upstream`. Does anyone have any idea? For
> reference, I'm trying to compile TdLib (https://github.com/tdlib/td).
>
> --
> You received this message because you are subscribed to the Google Groups
> "emscripten-discuss" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected].
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/emscripten-discuss/aa04d445-70b5-4227-92b8-838df0070440%40googlegroups.com
> <https://groups.google.com/d/msgid/emscripten-discuss/aa04d445-70b5-4227-92b8-838df0070440%40googlegroups.com?utm_medium=email&utm_source=footer>
> .
>

-- 
You received this message because you are subscribed to the Google Groups 
"emscripten-discuss" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/emscripten-discuss/CANLCaykmBwfSUNo147JH5-AmC%2BJXK7amQbdPzzOT79kEWKmjwQ%40mail.gmail.com.

Reply via email to