$ ./emsdk-portable/emscripten/incoming/emcc swift/hello.ll -o swift/hello.html warning: Linking two modules of different data layouts: '/Users/hiragram/.emscripten_cache/asmjs/dlmalloc.bc' is 'e-p:32:32-i64:64-v128:32:128-n32-S128' whereas '/var/folders/b6/shjk0l7j0mb0j9__n3w7z92w0000gn/T/tmp4kw329/hello_0.o' is 'e-m:o-i64:64-f80:128-n8:16:32:64-S128' warning: Linking two modules of different target triples: /Users/hiragram/.emscripten_cache/asmjs/dlmalloc.bc' is 'asmjs-unknown-emscripten' whereas '/var/folders/b6/shjk0l7j0mb0j9__n3w7z92w0000gn/T/tmp4kw329/hello_0.o' is 'x86_64-apple-macosx10.9' warning: Linking two modules of different data layouts: '/Users/hiragram/.emscripten_cache/asmjs/libc.bc' is 'e-p:32:32-i64:64-v128:32:128-n32-S128' whereas '/var/folders/b6/shjk0l7j0mb0j9__n3w7z92w0000gn/T/tmp4kw329/hello_0.o' is 'e-m:o-i64:64-f80:128-n8:16:32:64-S128' warning: Linking two modules of different target triples: /Users/hiragram/.emscripten_cache/asmjs/libc.bc' is 'asmjs-unknown-emscripten' whereas '/var/folders/b6/shjk0l7j0mb0j9__n3w7z92w0000gn/T/tmp4kw329/hello_0.o' is 'x86_64-apple-macosx10.9' error: Appending variables with different alignment need to be linked! ERROR:root:Failed to run llvm optimizations: