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+#autoload
+
+# This searches $1 in the array for normal completions and calls the result.
+# It is used to include completions for another command or special context
+# into the list generated by the calling function.
+# For example the function for `-subscript-' could call this as in
+# `_compalso -math- "$@"' to get the completions that would be generated
+# for a mathematical context.
+
+local tmp
+
+tmp="$_comps[$1]"
+[[ -z "$tmp" ]] || "$tmp" "$@"