[librsvg] Add reftests/bugs/761175-recursive-masks.svg for the previous commit

[Federico Mena Quintero <federico src gnome org>]

commit dab133e89f0f708b7c9f6c6caef55090f792f6b8
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Dec 5 07:01:53 2017 -0600

    Add reftests/bugs/761175-recursive-masks.svg for the previous commit

 .../reftests/bugs/761175-recursive-masks-ref.png   |  Bin 0 -> 513 bytes
 .../reftests/bugs/761175-recursive-masks.svg       |   50 ++++++++++++++++++++
 2 files changed, 50 insertions(+), 0 deletions(-)
---
diff --git a/tests/fixtures/reftests/bugs/761175-recursive-masks-ref.png 
b/tests/fixtures/reftests/bugs/761175-recursive-masks-ref.png
new file mode 100644
index 0000000..aceb5d2
Binary files /dev/null and b/tests/fixtures/reftests/bugs/761175-recursive-masks-ref.png differ
diff --git a/tests/fixtures/reftests/bugs/761175-recursive-masks.svg 
b/tests/fixtures/reftests/bugs/761175-recursive-masks.svg
new file mode 100644
index 0000000..2248266
--- /dev/null
+++ b/tests/fixtures/reftests/bugs/761175-recursive-masks.svg
@@ -0,0 +1,50 @@
+<svg version="1.1" baseProfile="full" xmlns="http://www.w3.org/2000/svg"; 
xmlns:xlink="http://www.w3.org/1999/xlink"; xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"; 
xmlns:dc="http://purl.org/dc/elements/1.1/"; stroke-linecap="round" stroke-linejoin="round" 
fill-rule="evenodd" width="321.00" height="27.00" viewBox="0 0 6420 540">
+       <metadata>
+               <rdf:RDF>
+                       <rdf:Description>
+                               <dc:description>MSS/MilX-Export to SVG</dc:description>
+                               <dc:publisher>gs-soft AG</dc:publisher>
+                       </rdf:Description>
+               </rdf:RDF>
+       </metadata>
+       <defs>
+               <style type="text/css">
+                       <![CDATA[
+                       .Pen0 {fill:none;stroke:black;stroke-width:42;}
+                       .Pen1 {fill:none;stroke:black;stroke-width:44;}
+                       ]]>
+               </style>
+               <mask id="Mask_ClipObj0_ex_ClipObj1" maskUnits="userSpaceOnUse" x="0" y="0" width="6420" 
height="540">
+                       <g>
+                               <use xlink:href="#ClipObj0" fill="white"/>
+                               <use xlink:href="#ClipObj1" fill="black"/>
+                       </g>
+               </mask>
+               <g id="ClipObj0_ex_ClipObj1">
+                       <use xlink:href="#ClipObj0" mask="url(#Mask_ClipObj0_ex_ClipObj1)"/>
+               </g>
+               <mask id="Region0" maskUnits="userSpaceOnUse" x="0" y="0" width="6420" height="540" 
fill-rule="nonzero">
+                       <use xlink:href="#ClipObj0_ex_ClipObj1" fill="white"/>
+               </mask>
+               <mask id="Region1" maskUnits="userSpaceOnUse" x="0" y="0" width="6420" height="540" 
fill-rule="nonzero">
+                       <use xlink:href="#ClipObj0" fill="white"/>
+               </mask>
+               <rect id="ClipObj0" x="0" y="0" width="6420" height="540"/>
+               <polygon id="ClipObj1" points="2760,20 3660,20 3660,500 2760,500"/>
+               <g id="Block1">
+                       <g transform="matrix(0.068 0 0 0.068 2 2)">
+                               <polyline points="480,0 300,300" class="Pen1"/>
+                       </g>
+               </g>
+       </defs>
+       <g mask="url(#Region0)">
+               <g transform="matrix(1.66667 0 0 1.66667 0 0)">
+                       <polyline points="30,156 3810,156" class="Pen0"/>
+               </g>
+       </g>
+       <g mask="url(#Region1)">
+               <g transform="matrix(19.529 0 0 19.1333 2751.67 21.6667)">
+                       <use xlink:href="#Block1"/>
+               </g>
+       </g>
+</svg>
\ No newline at end of file