Some more size-estimate fixes, for large-list-tests.
diff --git a/Lib/test/test_bigmem.py b/Lib/test/test_bigmem.py
index 1d610e5..99297cf 100644
--- a/Lib/test/test_bigmem.py
+++ b/Lib/test/test_bigmem.py
@@ -703,11 +703,11 @@
         self.failUnless(l[0] is l[-1])

         self.failUnless(l[size - 1] is l[size + 1])

 

-    @bigmemtest(minsize=_2G // 2 + 2, memuse=8)

+    @bigmemtest(minsize=_2G // 2 + 2, memuse=24)

     def test_inplace_concat_small(self, size):

         return self.basic_test_inplace_concat(size)

 

-    @bigmemtest(minsize=_2G + 2, memuse=8)

+    @bigmemtest(minsize=_2G + 2, memuse=24)

     def test_inplace_concat_large(self, size):

         return self.basic_test_inplace_concat(size)