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-rw-r--r--gcc/ada/doc/gnat_rm/implementation_defined_aspects.rst8
1 files changed, 5 insertions, 3 deletions
diff --git a/gcc/ada/doc/gnat_rm/implementation_defined_aspects.rst b/gcc/ada/doc/gnat_rm/implementation_defined_aspects.rst
index 736710d..de5efea 100644
--- a/gcc/ada/doc/gnat_rm/implementation_defined_aspects.rst
+++ b/gcc/ada/doc/gnat_rm/implementation_defined_aspects.rst
@@ -564,9 +564,11 @@ Aspect Unreferenced
===================
.. index:: Unreferenced
-This boolean aspect is equivalent to :ref:`pragma Unreferenced<Pragma-Unreferenced>`. Note that
-in the case of formal parameters, it is not permitted to have aspects for
-a formal parameter, so in this case the pragma form must be used.
+This boolean aspect is equivalent to :ref:`pragma Unreferenced<Pragma-Unreferenced>`.
+
+When using the ``-gnatX`` switch, this aspect is also supported on formal
+parameters, which is in particular the only form possible for expression
+functions.
Aspect Unreferenced_Objects
===========================