Refactor storageSizeUpperBound.

test/libsolidity/syntaxTests/largeTypes/oversized_array.sol

@@ -4,5 +4,5 @@ contract C {
     uint[2**255][2] a;
 }
 // ----
-// TypeError 1534: (77-94): Type too large for storage.
 // TypeError 7676: (60-97): Contract too large for storage.
+// TypeError 1534: (77-94): Type too large for storage.

test/libsolidity/syntaxTests/largeTypes/oversized_contract.sol

@@ -5,6 +5,6 @@ contract C {
     uint[2**255] b;
 }
 // ----
+// TypeError 7676: (60-114): Contract too large for storage.
 // Warning 3408: (77-91): Variable "a" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
 // Warning 3408: (97-111): Variable "b" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
-// TypeError 7676: (60-114): Contract too large for storage.

test/libsolidity/syntaxTests/largeTypes/oversized_contract_inheritance.sol

@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-3.0
+pragma solidity >= 0.0;
+contract C {
+    uint[2**255] a;
+}
+contract D is C {
+    uint[2**255] b;
+}
+// ----
+// TypeError 7676: (95-134): Contract too large for storage.
+// Warning 3408: (77-91): Variable "a" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
+// Warning 3408: (117-131): Variable "b" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.

test/libsolidity/syntaxTests/largeTypes/oversized_struct.sol

@@ -8,5 +8,5 @@ contract C {
     S s;
 }
 // ----
-// TypeError 1534: (146-149): Type too large for storage.
 // TypeError 7676: (60-152): Contract too large for storage.
+// TypeError 1534: (146-149): Type too large for storage.