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-rw-r--r--Doc/Zsh/builtins.yo4
1 files changed, 4 insertions, 0 deletions
diff --git a/Doc/Zsh/builtins.yo b/Doc/Zsh/builtins.yo
index 99b3238bd..ab12428fb 100644
--- a/Doc/Zsh/builtins.yo
+++ b/Doc/Zsh/builtins.yo
@@ -1108,6 +1108,10 @@ positional parameters will be unset.
 If no arguments and no `tt(-)tt(-)' are given, then the names and values of
 all parameters are printed on the standard output.  If the only argument is
 `tt(PLUS())', the names of all parameters are printed.
+
+For historical reasons, `tt(set -)' is treated as `tt(set +xv)'
+and `tt(set -) var(args)' as `tt(set +xv --) var(args)' when in
+any other emulation mode than zsh's native mode.
 )
 module(setcap)(zsh/cap)
 findex(setopt)