diff -rupN ./src/fcpat.c ../fontconfig-2.11.0-patched/src/fcpat.c
--- ./src/fcpat.c	2013-10-11 07:10:18.000000000 +0400
+++ ../fontconfig-2.11.0-patched/src/fcpat.c	2014-09-30 22:14:55.818360071 +0400
@@ -33,6 +33,9 @@ FcPatternCreate (void)
     p = (FcPattern *) malloc (sizeof (FcPattern));
     if (!p)
 	return 0;
+    // Silence Valgrind/MemorySanitizer. There is uninitialized padding at the
+    // end of this structure. When serialized to file, this will cause a report.
+    memset(p, 0, sizeof(*p));
     p->num = 0;
     p->size = 0;
     p->elts_offset = FcPtrToOffset (p, NULL);