From 650c1730c9149a3969beca7b476682d1c896b889 Mon Sep 17 00:00:00 2001
From: "Michael K. Borregaard" <mkborregaard@snm.ku.dk>
Date: Thu, 28 Sep 2017 23:32:25 +0200
Subject: [PATCH] Don't delete attr when `plot(::Plot)` - fix #1113

---
 src/plot.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/plot.jl b/src/plot.jl
index 3e6dd9a3..8968df8c 100644
--- a/src/plot.jl
+++ b/src/plot.jl
@@ -84,7 +84,7 @@ function plot(plt1::Plot, plts_tail::Plot...; kw...)
     # TODO: replace this with proper processing from a merged user_attr KW
     # update plot args, first with existing plots, then override with d
     for p in plts
-        _update_plot_args(plt, p.attr)
+        _update_plot_args(plt, copy(p.attr))
         plt.n += p.n
     end
     _update_plot_args(plt, d)