[pypy-svn] r46488 - in pypy/dist/pypy/translator/jvm: . test

[antocuni at codespeak.net]

Author: antocuni
Date: Wed Sep 12 00:13:05 2007
New Revision: 46488

Modified:
   pypy/dist/pypy/translator/jvm/generator.py
   pypy/dist/pypy/translator/jvm/test/test_list.py
Log:
we can't assume MALLOC_ZERO_FILLED for jvm!



Modified: pypy/dist/pypy/translator/jvm/generator.py
==============================================================================
--- pypy/dist/pypy/translator/jvm/generator.py	(original)
+++ pypy/dist/pypy/translator/jvm/generator.py	Wed Sep 12 00:13:05 2007
@@ -1077,7 +1077,10 @@
     def push_null(self, OOTYPE):
         self.emit(ACONST_NULL)
 
-    DEFINED_INT_SYMBOLICS = {'MALLOC_ZERO_FILLED':1,
+    # we can't assume MALLOC_ZERO_FILLED, because for scalar type the
+    # default item for ArrayList is null, not e.g. Integer(0) or
+    # Char(0).
+    DEFINED_INT_SYMBOLICS = {'MALLOC_ZERO_FILLED':0,
                              '0 /* we are not jitted here */': 0}
                             
     def push_primitive_constant(self, TYPE, value):

Modified: pypy/dist/pypy/translator/jvm/test/test_list.py
==============================================================================
--- pypy/dist/pypy/translator/jvm/test/test_list.py	(original)
+++ pypy/dist/pypy/translator/jvm/test/test_list.py	Wed Sep 12 00:13:05 2007
@@ -8,3 +8,11 @@
     
     def test_getitem_exc(self):
         py.test.skip('fixme!')
+
+    def test_zeroed_list(self):
+        def fn():
+            lst = [0] * 16
+            return lst[0]
+        res = self.interpret(fn, [])
+        assert res == 0
+