fix

Author: kripken

tools/shared.py

@@ -2468,14 +2468,15 @@ def add_to_path(dirname):
 
       # closure compiler will automatically preserve @license blocks, but we
       # have an explicit flag for that (EMIT_EMSCRIPTEN_LICENSE), which we
-      # don't have a way to tell closure about. remove the comment here, and
-      # handle this in the normal place.
-      with open(outfile) as f:
-        code = f.read()
-      if code.startswith(JS.closured_emscripten_license):
-        code = code[len(JS.closured_emscripten_license):]
-        with open(outfile, 'w') as f:
-          f.write(code)
+      # don't have a way to tell closure about. remove the comment here if we
+      # don't want it.
+      if not(Settings.EMIT_EMSCRIPTEN_LICENSE and Settings.WASM_BACKEND):
+        with open(outfile) as f:
+          code = f.read()
+        if code.startswith(JS.closured_emscripten_license):
+          code = code[len(JS.closured_emscripten_license):]
+          with open(outfile, 'w') as f:
+            f.write(code)
 
       return outfile