--- misc/icu/source/layout/LookupProcessor.cpp	2011-02-02 12:29:54.369077099 +0000
+++ misc/build/icu/source/layout/LookupProcessor.cpp	2011-02-02 12:31:54.215503036 +0000
@@ -70,6 +70,10 @@

         if (selectMask != 0) {
             const LookupTable *lookupTable = lookupListTable->getLookupTable(lookup);
+
+            if (!lookupTable)
+                continue;
+
             le_uint16 lookupFlags = SWAPW(lookupTable->lookupFlags);

             glyphIterator.reset(lookupFlags, selectMask);