Add changes to expose uPy segfault.

asyncio/asyncio.py

@@ -205,8 +205,8 @@ class StreamReader:
         s = yield IORead(self.s)
         log.debug("StreamReader.readline(): after IORead: %s", s)
         res = self.s.readline()
-        if not res:
-            yield IODone(IO_READ, self.s)
+#        if not res:
+#            yield IODone(IO_READ, self.s)
         log.debug("StreamReader.readline(): res: %s", res)
         return res
 

asyncio/test_http_client.py

@@ -5,7 +5,8 @@ def print_http_headers(url):
     reader, writer = yield from asyncio.open_connection(url, 80)
     print(reader, writer)
     print("================")
-    query = "GET / HTTP/1.0\n\n"
+    query = "GET / HTTP/1.0\r\nHost: foo\r\n\r\n"
+#    query = "GET / HTTP/1.0\r\n\r\n"
     print(query.encode('latin-1'))
     yield from writer.write(query)
     while True: