[gcc r11-6275] doc: Fix a typo [PR98400]

[gcc r11-6275] doc: Fix a typo [PR98400]

[Jakub Jelinek]

https://gcc.gnu.org/g:8b01af02b50761bbe4e078c60d030912ab359c9a

commit r11-6275-g8b01af02b50761bbe4e078c60d030912ab359c9a
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Sun Dec 20 18:59:57 2020 +0100

    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:
---
 gcc/doc/invoke.texi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 15e3d5565c5..d7d354fc4de 100644
--- 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