This should now be fixed, the emsdk will set the path to the asm.js optimizer, as of
https://github.com/emscripten-core/emsdk/pull/289 which landed on emsdk master earlier today. Please test and report any issues. - Alon On Tue, Jun 25, 2019 at 7:37 AM 'John Harvey' via emscripten-discuss < [email protected]> wrote: > We build both wasm & asmjs because we have customers using IE still that > we cant get away from. So fall back to asm.js when webassembly not > available. > > Looks like i can set EMSCRIPTEN_NATIVE_OPTIMISER=path to optimizer as an > environment variable to work around this for now. > > Thanks > > John > > On Tuesday, 25 June 2019 15:23:12 UTC+1, Alon Zakai wrote: >> >> Sorry for this - this is because of our switching build infrastructures. >> I didn't realize the old one special-cased the native optimizer that way. >> >> We can support this by bundling the build of the optimizer, we are just >> in the process of supporting such bundling here: >> https://github.com/emscripten-core/emsdk/pull/282 I'll add a note there >> about this, and hopefully we can do that very soon. >> >> Btw, that optimizer only matters for asm.js - are you still using asm.js >> and not wasm? I'm curious why (also, using wasm would work around this >> problem for you). >> >> - Alon >> >> >> On Tue, Jun 25, 2019 at 4:49 AM 'John Harvey' via emscripten-discuss < >> [email protected]> wrote: >> >>> When we were using 1.38.26 and run emsdk activate the .emscripten file >>> was written with >>> >>> >>> import os >>> LLVM_ROOT = >>> '/opt/compilers/emscripten-1.38.26-linux/clang/e1.38.26_64bit' >>> EMSCRIPTEN_NATIVE_OPTIMIZER = >>> '/opt/compilers/emscripten-1.38.26-linux/clang/e1.38.26_64bit/optimizer' >>> BINARYEN_ROOT = >>> '/opt/compilers/emscripten-1.38.26-linux/clang/e1.38.26_64bit/binaryen' >>> NODE_JS = >>> '/opt/compilers/emscripten-1.38.26-linux/node/8.9.1_64bit/bin/node' >>> EMSCRIPTEN_ROOT = >>> '/opt/compilers/emscripten-1.38.26-linux/emscripten/1.38.26' >>> SPIDERMONKEY_ENGINE = '' >>> V8_ENGINE = '' >>> TEMP_DIR = '/tmp' >>> COMPILER_ENGINE = NODE_JS >>> JS_ENGINES = [NODE_JS] >>> >>> Now in 1.38.36 we get :- >>> >>> >>> import os >>> LLVM_ROOT = >>> '/opt/compilers/emscripten-1.38.36-linux/fastcomp/fastcomp/bin' >>> BINARYEN_ROOT = '/opt/compilers/emscripten-1.38.36-linux/fastcomp' >>> NODE_JS = >>> '/opt/compilers/emscripten-1.38.36-linux/node/8.9.1_64bit/bin/node' >>> SPIDERMONKEY_ENGINE = '' >>> V8_ENGINE = '' >>> TEMP_DIR = '/tmp' >>> COMPILER_ENGINE = NODE_JS >>> JS_ENGINES = [NODE_JS] >>> >>> >>> This doesn't reference >>> >>> EMSCRIPTEN_NATIVE_OPTIMIZER = >>> '/opt/compilers/emscripten-1.38.26-linux/clang/e1.38.26_64bit/optimizer' >>> even though >>> /opt/compilers/emscripten-1.38.36-linux/fastcomp/fastcomp/bin/optimizer >>> exists and then when we link targeting asm_js it tries to build >>> optimizer.2.exe We have been trying to deliver an environment to our >>> developers where they shouldn't need to build any tools which has worked in >>> the past but now we need a native developer toolchain in order to do the >>> cross compilation. Was this a deliberate change and is there a way to >>> provide a complete pre-built environment still? Thanks John >>> >>> -- >>> 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/eb678a80-7b46-4876-9539-e09c574bad96%40googlegroups.com >>> <https://groups.google.com/d/msgid/emscripten-discuss/eb678a80-7b46-4876-9539-e09c574bad96%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- > 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/fb455282-99ef-498f-8d6a-c3ef4449ecd3%40googlegroups.com > <https://groups.google.com/d/msgid/emscripten-discuss/fb455282-99ef-498f-8d6a-c3ef4449ecd3%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- 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/CAEX4NpRRKhBaEQ-77E4Fz5cT%2BbJcJffeeRWx1vjJ1t2yxu3YFg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
