compat: fall back on __va_copy if available

diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index a5ffd9a31eea0f361774d77867c83f444847279b..5873ba4bc3b2a94cd7754ae572072fd745dc059d 100755 (executable)
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -894,7 +894,7 @@ first and then run 'git rebase --continue' again."
 
                if test ! -z "$1"
                then
-                       output git checkout "$1" ||
+                       output git checkout "$1" -- ||
                                die "Could not checkout $1"
                fi
 
@@ -1021,7 +1021,7 @@ first and then run 'git rebase --continue' again."
 #  e, edit = use commit, but stop for amending
 #  s, squash = use commit, but meld into previous commit
 #  f, fixup = like "squash", but discard this commit's log message
-#  x <cmd>, exec <cmd> = Run a shell command <cmd>, and stop if it fails
+#  x, exec = run command (the rest of the line) using shell
 #
 # If you remove a line here THAT COMMIT WILL BE LOST.
 # However, if you remove everything, the rebase will be aborted.