Remove obsolete comment (yes, build_ext supports C++)
diff --git a/Lib/packaging/command/build_ext.py b/Lib/packaging/command/build_ext.py
index fa8d11f..2bffae3 100644
--- a/Lib/packaging/command/build_ext.py
+++ b/Lib/packaging/command/build_ext.py
@@ -1,9 +1,5 @@
 """Build extension modules."""
 
-# FIXME Is this module limited to C extensions or do C++ extensions work too?
-# The docstring of this module said that C++ was not supported, but other
-# comments contradict that.
-
 import os
 import re
 import sys