[pypy-commit] pypy default: a passing sanity test for unroll and new_array_clear

[cfbolz]

Author: Carl Friedrich Bolz <cfbolz at gmx.de>
Branch: 
Changeset: r74095:10d78d459c2d
Date: 2014-10-22 18:19 +0200
http://bitbucket.org/pypy/pypy/changeset/10d78d459c2d/

Log:	a passing sanity test for unroll and new_array_clear

diff --git a/rpython/jit/metainterp/optimizeopt/test/test_optimizeopt.py b/rpython/jit/metainterp/optimizeopt/test/test_optimizeopt.py
--- a/rpython/jit/metainterp/optimizeopt/test/test_optimizeopt.py
+++ b/rpython/jit/metainterp/optimizeopt/test/test_optimizeopt.py
@@ -1558,6 +1558,26 @@
         """
         self.optimize_loop(ops, expected)
 
+    def test_varray_clear_unroll_bug(self):
+        ops = """
+        [p0]
+        i0 = getarrayitem_gc(p0, 0, descr=arraydescr)
+        i1 = getarrayitem_gc(p0, 1, descr=arraydescr)
+        i2 = getarrayitem_gc(p0, 2, descr=arraydescr)
+        i3 = int_add(i0, i1)
+        i4 = int_add(i3, i2)
+        p1 = new_array_clear(3, descr=arraydescr)
+        setarrayitem_gc(p1, 1, i4, descr=arraydescr)
+        setarrayitem_gc(p1, 0, 25, descr=arraydescr)
+        jump(p1)
+        """
+        expected = """
+        [i1]
+        i2 = int_add(i1, 25)
+        jump(i2)
+        """
+        self.optimize_loop(ops, expected)
+
     def test_varray_alloc_and_set(self):
         ops = """
         [i1]