diff --git a/emcc.py b/emcc.py
index 0ed9f9895738a..344e9e71ce79f 100755
--- a/emcc.py
+++ b/emcc.py
@@ -66,7 +66,7 @@
 C_ENDINGS = C_ENDINGS + SPECIAL_ENDINGLESS_FILENAMES # consider the special endingless filenames like /dev/null to be C
 
 JS_CONTAINING_ENDINGS = ('.js', '.mjs', '.html')
-BITCODE_ENDINGS = ('.bc', '.o', '.obj', '.lo')
+OBJECT_FILE_ENDINGS = ('.bc', '.o', '.obj', '.lo')
 DYNAMICLIB_ENDINGS = ('.dylib', '.so') # Windows .dll suffix is not included in this list, since those are never linked to directly on the command line.
 STATICLIB_ENDINGS = ('.a',)
 ASSEMBLY_ENDINGS = ('.ll',)
@@ -729,7 +729,7 @@ def filter_emscripten_options(argv):
     if target.endswith('.js'):
       shutil.copyfile(target, unsuffixed(target))
       target = unsuffixed(target)
-    if not target.endswith(BITCODE_ENDINGS):
+    if not target.endswith(OBJECT_FILE_ENDINGS):
       src = open(target).read()
       full_node = ' '.join(shared.NODE_JS)
       if os.path.sep not in full_node:
@@ -928,7 +928,7 @@ def optimizing(opts):
                     '-current_version', '-I', '-L', '-include-pch'):
           continue # ignore this gcc-style argument
 
-      if options.expand_symlinks and os.path.islink(arg) and get_file_suffix(os.path.realpath(arg)) in SOURCE_ENDINGS + BITCODE_ENDINGS + DYNAMICLIB_ENDINGS + ASSEMBLY_ENDINGS + HEADER_ENDINGS:
+      if options.expand_symlinks and os.path.islink(arg) and get_file_suffix(os.path.realpath(arg)) in SOURCE_ENDINGS + OBJECT_FILE_ENDINGS + DYNAMICLIB_ENDINGS + ASSEMBLY_ENDINGS + HEADER_ENDINGS:
         arg = os.path.realpath(arg)
 
       if not arg.startswith('-'):
@@ -936,7 +936,7 @@ def optimizing(opts):
           exit_with_error('%s: No such file or directory ("%s" was expected to be an input file, based on the commandline arguments provided)', arg, arg)
 
         file_suffix = get_file_suffix(arg)
-        if file_suffix in SOURCE_ENDINGS + BITCODE_ENDINGS + DYNAMICLIB_ENDINGS + ASSEMBLY_ENDINGS + HEADER_ENDINGS or shared.Building.is_ar(arg): # we already removed -o <target>, so all these should be inputs
+        if file_suffix in SOURCE_ENDINGS + OBJECT_FILE_ENDINGS + DYNAMICLIB_ENDINGS + ASSEMBLY_ENDINGS + HEADER_ENDINGS or shared.Building.is_ar(arg): # we already removed -o <target>, so all these should be inputs
           newargs[i] = ''
           if file_suffix.endswith(SOURCE_ENDINGS):
             input_files.append((i, arg))
@@ -966,7 +966,7 @@ def optimizing(opts):
         elif file_suffix.endswith(STATICLIB_ENDINGS):
           if not shared.Building.is_ar(arg):
             if shared.Building.is_bitcode(arg):
-              message = arg + ': File has a suffix of a static library ' + str(STATICLIB_ENDINGS) + ', but instead is an LLVM bitcode file! When linking LLVM bitcode files, use one of the suffixes ' + str(BITCODE_ENDINGS)
+              message = arg + ': File has a suffix of a static library ' + str(STATICLIB_ENDINGS) + ', but instead is an LLVM bitcode file! When linking LLVM bitcode files, use one of the suffixes ' + str(OBJECT_FILE_ENDINGS)
             else:
               message = arg + ': Unknown format, not a static library!'
             exit_with_error(message)
@@ -1083,7 +1083,7 @@ def check(input_file):
     input_files = filter_out_dynamic_libs(input_files)
 
     if len(input_files) == 0:
-      exit_with_error('no input files\nnote that input files without a known suffix are ignored, make sure your input files end with one of: ' + str(SOURCE_ENDINGS + BITCODE_ENDINGS + DYNAMICLIB_ENDINGS + STATICLIB_ENDINGS + ASSEMBLY_ENDINGS + HEADER_ENDINGS))
+      exit_with_error('no input files\nnote that input files without a known suffix are ignored, make sure your input files end with one of: ' + str(SOURCE_ENDINGS + OBJECT_FILE_ENDINGS + DYNAMICLIB_ENDINGS + STATICLIB_ENDINGS + ASSEMBLY_ENDINGS + HEADER_ENDINGS))
 
     newargs = shared.COMPILER_OPTS + shared.get_cflags(newargs) + newargs
 
@@ -1887,9 +1887,9 @@ def compile_source_file(i, input_file):
         file_ending = get_file_suffix(input_file)
         if file_ending.endswith(SOURCE_ENDINGS):
           compile_source_file(i, input_file)
-        else: # bitcode
-          if file_ending.endswith(BITCODE_ENDINGS):
-            logger.debug('using bitcode file: ' + input_file)
+        else:
+          if file_ending.endswith(OBJECT_FILE_ENDINGS):
+            logger.debug('using object file: ' + input_file)
             temp_files.append((i, input_file))
           elif file_ending.endswith(DYNAMICLIB_ENDINGS) or shared.Building.is_ar(input_file):
             logger.debug('using library file: ' + input_file)
@@ -2045,7 +2045,7 @@ def get_final():
       # First, combine the bitcode files if there are several. We must also link if we have a singleton .a
       perform_link = len(linker_inputs) > 1 or shared.Settings.WASM_BACKEND
       if not perform_link and not LEAVE_INPUTS_RAW:
-        is_bc = suffix(temp_files[0][1]) in BITCODE_ENDINGS
+        is_bc = suffix(temp_files[0][1]) in OBJECT_FILE_ENDINGS
         is_dylib = suffix(temp_files[0][1]) in DYNAMICLIB_ENDINGS
         is_ar = shared.Building.is_ar(temp_files[0][1])
         perform_link = not (is_bc or is_dylib) and is_ar