Fixed iterator raising exception bug.

Simply a typo in NextNode...

Cython/Compiler/ExprNodes.py

@@ -1197,7 +1197,7 @@ 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("}")

tests/run/iteratorexception.pyx

+__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