Fix a typo in the distutils cleanup.
diff --git a/Lib/distutils/msvccompiler.py b/Lib/distutils/msvccompiler.py
index f5b6704..d239057 100644
--- a/Lib/distutils/msvccompiler.py
+++ b/Lib/distutils/msvccompiler.py
@@ -442,7 +442,7 @@
             if debug:
                 pass # XXX what goes here?
             try:
-                self.([self.lib] + lib_args)
+                self.spawn([self.lib] + lib_args)
             except DistutilsExecError as msg:
                 raise LibError(msg)
         else: