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Revert "[GDBRemote] Remove code that flushes GDB remote packets"

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Reverting this again as it doesn't appear to solve the flakiness on the
LLDB standalone bot.

llvm-svn: 364722
This commit is contained in:
Jonas Devlieghere 2019-06-30 19:00:09 +00:00
parent 706b48251f
commit 135cf982e8
1 changed files with 7 additions and 0 deletions
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7
lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
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@ -115,6 +115,13 @@ bool GDBRemoteCommunicationClient::HandshakeWithServer(Status *error_ptr) {
// Start the read thread after we send the handshake ack since if we fail to
// send the handshake ack, there is no reason to continue...
if (SendAck()) {
// Wait for any responses that might have been queued up in the remote
// GDB server and flush them all
StringExtractorGDBRemote response;
PacketResult packet_result = PacketResult::Success;
while (packet_result == PacketResult::Success)
packet_result = ReadPacket(response, milliseconds(10), false);
// The return value from QueryNoAckModeSupported() is true if the packet
// was sent and _any_ response (including UNIMPLEMENTED) was received), or
// false if no response was received. This quickly tells us if we have a