--- old/src/java.desktop/share/native/libjavajpeg/jdhuff.c	2017-06-27 15:18:36.000000000 -0700
+++ new/src/java.desktop/share/native/libjavajpeg/jdhuff.c	2017-06-27 15:18:36.000000000 -0700
@@ -455,10 +455,15 @@
     0x0100, 0x0200, 0x0400, 0x0800, 0x1000, 0x2000, 0x4000 };
 
 static const int extend_offset[16] = /* entry n is (-1 << n) + 1 */
-  { 0, ((-1)<<1) + 1, ((-1)<<2) + 1, ((-1)<<3) + 1, ((-1)<<4) + 1,
-    ((-1)<<5) + 1, ((-1)<<6) + 1, ((-1)<<7) + 1, ((-1)<<8) + 1,
-    ((-1)<<9) + 1, ((-1)<<10) + 1, ((-1)<<11) + 1, ((-1)<<12) + 1,
-    ((-1)<<13) + 1, ((-1)<<14) + 1, ((-1)<<15) + 1 };
+  { 0,
+    (int)(((unsigned)(~0)<<1)  + 1), (int)(((unsigned)(~0)<<2)  + 1),
+    (int)(((unsigned)(~0)<<3)  + 1), (int)(((unsigned)(~0)<<4)  + 1),
+    (int)(((unsigned)(~0)<<5)  + 1), (int)(((unsigned)(~0)<<6)  + 1),
+    (int)(((unsigned)(~0)<<7)  + 1), (int)(((unsigned)(~0)<<8)  + 1),
+    (int)(((unsigned)(~0)<<9)  + 1), (int)(((unsigned)(~0)<<10) + 1),
+    (int)(((unsigned)(~0)<<11) + 1), (int)(((unsigned)(~0)<<12) + 1),
+    (int)(((unsigned)(~0)<<13) + 1), (int)(((unsigned)(~0)<<14) + 1),
+    (int)(((unsigned)(~0)<<15) + 1) };
 
 #endif /* AVOID_TABLES */