Fix one overlooked instance of "+" option prefix in configure appendix.

diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index e6d5aec..d9dbd9e 100644 (file)
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -7379,7 +7379,7 @@ of information in the following pattern:
 @end example
 
 For example, you can use the alias @code{sun4} as a @var{host} argument
-or in a @code{+target=@var{target}} option, but the equivalent full name
+or in a @code{--target=@var{target}} option, but the equivalent full name
 is @samp{sparc-sun-sunos4}.
 
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