THRIFT-916 compile with -Wall -Wextra without warning on Debian Lenny


git-svn-id: https://svn.apache.org/repos/asf/thrift/trunk@1036250 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/transport/THttpClient.cpp b/lib/cpp/src/transport/THttpClient.cpp
index 400597e..604df0d 100644
--- a/lib/cpp/src/transport/THttpClient.cpp
+++ b/lib/cpp/src/transport/THttpClient.cpp
@@ -64,7 +64,7 @@
   }
 
   *code = '\0';
-  while (*(code++) == ' ');
+  while (*(code++) == ' ') {};
 
   char* msg = strchr(code, ' ');
   if (msg == NULL) {