docs: double mention of armv9-a.

The list of available architecture for Arm is incorrectly listing armv9-a twice.
This removes the duplicate armv9-a enumeration from the part of the list having
M-profile targets.

gcc/ChangeLog:

	* doc/invoke.texi: Remove duplicate armv9-a mention.

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 43afb0984e5d5999a50ec98835a31886370b247c..193db761d64bc4fc7a720e986f2940947c477d7e 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -23025,7 +23025,6 @@ Permissible names are:
 @samp{armv7-m}, @samp{armv7e-m},
 @samp{armv8-m.base}, @samp{armv8-m.main},
 @samp{armv8.1-m.main},
-@samp{armv9-a},
 @samp{iwmmxt} and @samp{iwmmxt2}.
 
 Additionally, the following architectures, which lack support for the