From c04fb531561f5cb698dec21189a1b6f79dab6a98 Mon Sep 17 00:00:00 2001
From: David Greenspan <dgreenspan@alum.mit.edu>
Date: Thu, 6 Mar 2014 16:52:00 -0800
Subject: [PATCH] Fix regression: don't optimize SVG in templates

---
 packages/spacebars-compiler/spacebars-compiler.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/packages/spacebars-compiler/spacebars-compiler.js b/packages/spacebars-compiler/spacebars-compiler.js
index 7cc1db6fd2..b72989492e 100644
--- a/packages/spacebars-compiler/spacebars-compiler.js
+++ b/packages/spacebars-compiler/spacebars-compiler.js
@@ -90,8 +90,10 @@ var optimize = function (tree) {
       // not special; let parent decide how whether to optimize
       return null;
     } else if (node instanceof HTML.Tag) {
-
-      if (node.tagName === 'textarea' || (! HTML.isKnownElement(node.tagName))) {
+      var tagName = node.tagName;
+      if (tagName === 'textarea' ||
+          (! (HTML.isKnownElement(tagName) &&
+              ! HTML.isKnownSVGElement(tagName)))) {
         // optimizing into a TEXTAREA's RCDATA would require being a little
         // more clever.  foreign elements like SVG can't be stringified for
         // innerHTML.