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diff --git a/gcc/testsuite/gnat.dg/specs/pack33.ads b/gcc/testsuite/gnat.dg/specs/pack33.ads
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+-- { dg-do compile }
+
+package Pack33 is
+
+ Bits : constant := 33;
+
+ type Bits_33 is mod 2 ** Bits;
+ for Bits_33'Size use Bits;
+
+ type Cluster is record
+ E0, E1, E2, E3, E4, E5, E6, E7 : Bits_33;
+ end record;
+
+ for Cluster use record
+ E0 at 0 range 0 * Bits .. 0 * Bits + Bits - 1;
+ E1 at 0 range 1 * Bits .. 1 * Bits + Bits - 1;
+ E2 at 0 range 2 * Bits .. 2 * Bits + Bits - 1;
+ E3 at 0 range 3 * Bits .. 3 * Bits + Bits - 1;
+ E4 at 0 range 4 * Bits .. 4 * Bits + Bits - 1;
+ E5 at 0 range 5 * Bits .. 5 * Bits + Bits - 1;
+ E6 at 0 range 6 * Bits .. 6 * Bits + Bits - 1;
+ E7 at 0 range 7 * Bits .. 7 * Bits + Bits - 1;
+ end record;
+
+ for Cluster'Size use Bits * 8;
+
+end Pack33;