Index: Python/compile.c
===================================================================
--- Python/compile.c	(revision 88415)
+++ Python/compile.c	(working copy)
@@ -3004,10 +3004,12 @@
         n = asdl_seq_LEN(e->v.Dict.values);
         ADDOP_I(c, BUILD_MAP, (n>0xFFFF ? 0xFFFF : n));
         for (i = 0; i < n; i++) {
+	    /* Order is important keys must be evaluated before values,
+	       per ref manual. */
             VISIT(c, expr,
+                (expr_ty)asdl_seq_GET(e->v.Dict.keys, i));
+            VISIT(c, expr,
                 (expr_ty)asdl_seq_GET(e->v.Dict.values, i));
-            VISIT(c, expr,
-                (expr_ty)asdl_seq_GET(e->v.Dict.keys, i));
             ADDOP(c, STORE_MAP);
         }
         break;