diff -rupN ./src/fcpat.c ../fontconfig-2.8.0-patched/src/fcpat.c
--- ./src/fcpat.c	2009-11-17 01:46:18.000000000 +0300
+++ ../fontconfig-2.8.0-patched/src/fcpat.c	2014-01-27 20:11:36.185213935 +0400
@@ -37,6 +37,9 @@ 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));
     FcMemAlloc (FC_MEM_PATTERN, sizeof (FcPattern));
     p->num = 0;
     p->size = 0;