Fix emsdk build

emsdk/Makefile

@@ -15,7 +15,6 @@ emsdk/.complete:
 		cd emsdk/binaryen/tag-1.38.10_64bit_binaryen/ ; \
     make ; \
 	  cd ../.. ; \
-    cp binaryen/tag-1.38.10/bin/binaryen.js binaryen/tag-1.38.10_64bit_binaryen/bin ; \
 		./emsdk activate --embedded --build=Release sdk-tag-1.38.10-64bit binaryen-tag-1.38.10-64bit ; \
     touch .complete \
 	)

emsdk/patches/num_params.patch

 diff --git a/emsdk/binaryen/master/src/passes/FuncCastEmulation.cpp b/emsdk/binaryen/master/src/passes/FuncCastEmulation.cpp
 index 013e9403..d95fc282 100644
---- a/emsdk/binaryen/tag-1.38.4/src/passes/FuncCastEmulation.cpp
-+++ b/emsdk/binaryen/tag-1.38.4/src/passes/FuncCastEmulation.cpp
+--- a/emsdk/binaryen/tag-1.38.10/src/passes/FuncCastEmulation.cpp
++++ b/emsdk/binaryen/tag-1.38.10/src/passes/FuncCastEmulation.cpp
 @@ -39,7 +39,7 @@ namespace wasm {
  // This should be enough for everybody. (As described above, we need this
  // to match when dynamically linking, and also dynamic linking is why we