diff -u xorg-server-1.18.3/debian/changelog xorg-server-1.18.3/debian/changelog
--- xorg-server-1.18.3/debian/changelog
+++ xorg-server-1.18.3/debian/changelog
@@ -1,3 +1,10 @@
+xorg-server (2:1.18.3-1ubuntu7) yakkety; urgency=medium
+
+  * fix_libreoffice_with_glamor.patch:
+    - glamor: Disable logic ops when doing compositing (LP: #1575000)
+
+ -- Bryan Quigley <bryan.quigley@canonical.com>  Fri, 01 Jul 2016 11:03:45 -0400
+
 xorg-server (2:1.18.3-1ubuntu6) yakkety; urgency=medium
 
   * debian/patches/xmir.patch:
diff -u xorg-server-1.18.3/debian/patches/series xorg-server-1.18.3/debian/patches/series
--- xorg-server-1.18.3/debian/patches/series
+++ xorg-server-1.18.3/debian/patches/series
@@ -52,0 +53 @@
+fix_libreoffice_with_glamor.patch
only in patch2:
unchanged:
--- xorg-server-1.18.3.orig/debian/patches/fix_libreoffice_with_glamor.patch
+++ xorg-server-1.18.3/debian/patches/fix_libreoffice_with_glamor.patch
@@ -0,0 +1,44 @@
+commit 743b6f231e999d8b2909228412266dc13cc433c5
+Author: Keith Packard <keithp@keithp.com>
+Date:   Fri May 13 04:25:43 2016 -0700
+
+    glamor: Disable logic ops when doing compositing [v4]
+
+    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=63397
+
+Index: xorg-server-1.18.3/glamor/glamor_program.c
+===================================================================
+--- xorg-server-1.18.3.orig/glamor/glamor_program.c
++++ xorg-server-1.18.3/glamor/glamor_program.c
+@@ -445,6 +445,7 @@ static struct blendinfo composite_op_inf
+ static void
+ glamor_set_blend(CARD8 op, glamor_program_alpha alpha, PicturePtr dst)
+ {
++    glamor_screen_private *glamor_priv = glamor_get_screen_private(dst->pDrawable->pScreen);
+     GLenum src_blend, dst_blend;
+     struct blendinfo *op_info;
+ 
+@@ -459,6 +460,9 @@ glamor_set_blend(CARD8 op, glamor_progra
+         break;
+     }
+ 
++    if (glamor_priv->gl_flavor != GLAMOR_GL_ES2)
++        glDisable(GL_COLOR_LOGIC_OP);
++
+     if (op == PictOpSrc)
+         return;
+ 
+Index: xorg-server-1.18.3/glamor/glamor_render.c
+===================================================================
+--- xorg-server-1.18.3.orig/glamor/glamor_render.c
++++ xorg-server-1.18.3/glamor/glamor_render.c
+@@ -1084,6 +1084,9 @@ glamor_composite_set_shader_blend(glamor
+         }
+     }
+ 
++    if (glamor_priv->gl_flavor != GLAMOR_GL_ES2)
++        glDisable(GL_COLOR_LOGIC_OP);
++
+     if (op_info->source_blend == GL_ONE && op_info->dest_blend == GL_ZERO) {
+         glDisable(GL_BLEND);
+     }