diff --git a/bench/FontCacheBench.cpp b/bench/FontCacheBench.cpp
index b4e128a..12b46e9 100644
--- a/bench/FontCacheBench.cpp
+++ b/bench/FontCacheBench.cpp
@@ -15,7 +15,7 @@
 #include "gUniqueGlyphIDs.h"
 
 class FontCacheBench : public SkBenchmark {
-    enum { N = SkBENCHLOOP(800) };
+    enum { N = SkBENCHLOOP(40) };
 public:
     FontCacheBench(void* param) : INHERITED(param) {
     }
@@ -31,10 +31,10 @@
         paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
 
         for (int i = 0; i < N; ++i) {
-            const int16_t* array = gUniqueGlyphIDs;
-            while (*array >= 0) {
-                const int16_t* end = array + 1;
-                while (*end >= 0) {
+            const uint16_t* array = gUniqueGlyphIDs;
+            while (*array != 0xFFFF) {
+                const uint16_t* end = array + 1;
+                while (*end != 0xFFFF) {
                     end += 1;
                 }
                 paint.measureText(array, end - array);