more asserts

diff --git a/sendrecv.cpp b/sendrecv.cpp
index 49e96866ad930c50dcb829a1402caa838c6c2e9e..a47a3f539d51d8168686fc8aa9814616d164ae09 100644 (file)
--- a/sendrecv.cpp
+++ b/sendrecv.cpp
@@ -413,6 +413,7 @@ void    Channel::CleanDataOut (bin64_t ackd_pos) { // TODO: isn't it too long?
     }
     while (!data_out_.empty() && data_out_.front().bin==bin64_t::NONE)
         data_out_.pop_front();
+    assert(data_out_.empty() || data_out_.front().time!=TINT_NEVER);
 
 }