remove redundant comments

Author: sbc100

emcc.py

@@ -1679,11 +1679,6 @@ def include_and_export(name):
       # requires JS legalization
       shared.Settings.LEGALIZE_JS_FFI = 0
 
-    # For STANDALONE_WASM and MINIMAL_RUNTIME mode that memory is creating
-    # in the module and exported to JS.
-    # In trandiational emscripten mode we create it in JS and export it to
-    # wasm.  This allows us to set up memory, preload files, etc. even before
-    # the wasm module is created.
     if shared.Settings.MINIMAL_RUNTIME or shared.Settings.STANDALONE_WASM:
       shared.Settings.MEMORY_DEFINED_IN_WASM = 1
 

emscripten.py

@@ -620,9 +620,6 @@ def create_em_js(forwarded_json, metadata):
 
 
 def add_standard_wasm_imports(send_items_map):
-  # Normally we import these into the wasm (so that JS could use them even
-  # before the wasm loads), while in standalone mode we do not depend
-  # on JS to create them, but create them in the wasm and export them.
   if not shared.Settings.MEMORY_DEFINED_IN_WASM:
     memory_import = 'wasmMemory'
     if shared.Settings.MODULARIZE and shared.Settings.USE_PTHREADS:

src/library_syscall.js

@@ -1628,7 +1628,7 @@ for (var x in SyscallsLibrary) {
       post += 'SYSCALLS.varargs = undefined;\n';
     }
   }
-  pre += "err('syscall! " + x + " ' + Array.prototype.slice.call(arguments));\n";
+  pre += "err('syscall! " + x + "');\n";
   pre += "var canWarn = true;\n";
   pre += "var ret = (function() {\n";
   post += "})();\n";

tools/building.py

@@ -478,7 +478,7 @@ def lld_flags_for_executable(external_symbol_list):
     cmd.append('--allow-undefined')
 
   if not Settings.MEMORY_DEFINED_IN_WASM:
-    cmd.append('--importt-memory')
+    cmd.append('--import-memory')
 
   if Settings.USE_PTHREADS:
     cmd.append('--shared-memory')