Attachment iteratorexceptionbug.patch for http://trac.cython.org/ticket/10

iteratorexceptionbug.patch

# HG changeset patch
# User Dag Sverre Seljebotn <dagss@student.matnat.uio.no>
# Date 1210795087 -7200
# Node ID d1111d697875a1b5a9710a19b64b9e037d7556f0
# Parent  9a731464ea49650627ac6a988518aee93e6991aa
Fixed iterator raising exception bug.

Simply a typo in NextNode...

diff -r 9a731464ea49 -r d1111d697875 Cython/Compiler/ExprNodes.py
--- a/Cython/Compiler/ExprNodes.py	Sat May 10 14:46:37 2008 +0200
+++ b/Cython/Compiler/ExprNodes.py	Wed May 14 21:58:07 2008 +0200
@@ -1175,7 +1175,7 @@ class NextNode(AtomicExprNode):
         code.putln(
             "if (!%s) {" %
                 self.result_code)
-        code.error_goto_if_PyErr(self.pos)
+        code.putln(code.error_goto_if_PyErr(self.pos))
         code.putln("break;")
         code.putln("}")
         code.putln("}")
diff -r 9a731464ea49 -r d1111d697875 tests/run/iteratorexception.pyx
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/run/iteratorexception.pyx	Wed May 14 21:58:07 2008 +0200
@@ -0,0 +1,17 @@
+__doc__ = """
+    >>> f()
+"""
+
+class IteratorAndIterateable:
+    def next(self):
+        raise ValueError("")
+    def __iter__(self):
+        return self
+
+def f():
+    try:
+        for x in IteratorAndIterateable():
+            pass
+        assert False, "Should not reach this point, iterator has thrown exception"
+    except ValueError:
+        pass