[HB] Minor

diff --git a/src/hb-private.h b/src/hb-private.h
index 55bedad..ab3af85 100644 (file)
--- a/src/hb-private.h
+++ b/src/hb-private.h
@@ -138,7 +138,7 @@ _hb_popcount32 (uint32_t mask)
 #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
     return __builtin_popcount (mask);
 #else
-    register int y;
+    register uint32_t y;
 
     y = (mask >> 1) &033333333333;
     y = mask - y - ((y >>1) & 033333333333);