doc: Fix a typo [PR98400]

Fix a typo in an option name in documentation.

2020-12-20  Jakub Jelinek  <jakub@redhat.com>

	PR other/98400
	* doc/invoke.texi (-mbackchain): Fix a typo - -mmo-backchain ->
	-mno-backchain.

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 15e3d5565c59a6c632787d3eb31262d43f699bcf..d7d354fc4de20c477d0df915023c6c32018083c2 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -28172,7 +28172,7 @@ the backchain is placed into the topmost word of the 96/160 byte register
 save area.
 
 In general, code compiled with @option{-mbackchain} is call-compatible with
-code compiled with @option{-mmo-backchain}; however, use of the backchain
+code compiled with @option{-mno-backchain}; however, use of the backchain
 for debugging purposes usually requires that the whole binary is built with
 @option{-mbackchain}.  Note that the combination of @option{-mbackchain},
 @option{-mpacked-stack} and @option{-mhard-float} is not supported.  In order