---
 doc/gdb.texinfo |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--- a/doc/gdb.texinfo
+++ b/doc/gdb.texinfo
@@ -34395,8 +34395,8 @@ messages, see @ref{Debugging Output}.)
 @table @code
 @kindex maint agent
 @kindex maint agent-eval
-@item maint agent @var{expression}
-@itemx maint agent-eval @var{expression}
+@item maint agent @r{[}-at location@r{,}@r{]} @var{expression}
+@itemx maint agent-eval @r{[}-at location@r{,}@r{]} @var{expression}
 Translate the given @var{expression} into remote agent bytecodes.
 This command is useful for debugging the Agent Expression mechanism
 (@pxref{Agent Expressions}).  The @samp{agent} version produces an
@@ -34407,6 +34407,8 @@ globb} will include bytecodes to record
 of the addresses of @code{globa} and @code{globb}, while discarding
 the result of the addition, while an evaluation expression will do the
 addition and return the sum.
+If @code{-at} is given, generate remote agent bytecode for this loation.
+If not, generate remote agent bytecode for current frame pc address.
 
 @kindex maint info breakpoints
 @item @anchor{maint info breakpoints}maint info breakpoints