Merge pull request #3394 from ARMmbed/release-candidate

Release candidate for mbed-os-5.3.0-rc3

Author: 0xc0170

features/netsocket/TCPServer.cpp

@@ -18,7 +18,7 @@
 #include "mbed.h"
 
 TCPServer::TCPServer()
-    : _pending(0), _accept_sem(0)
+    : _pending(1), _accept_sem(0)
 {
 }
 

features/netsocket/TCPServer.h

@@ -46,7 +46,7 @@ class TCPServer : public Socket {
      */
     template <typename S>
     TCPServer(S *stack)
-        : _pending(0), _accept_sem(0)
+        : _pending(1), _accept_sem(0)
     {
         open(stack);
     }

features/netsocket/TCPSocket.cpp

@@ -19,7 +19,7 @@
 #include "mbed_assert.h"
 
 TCPSocket::TCPSocket()
-    : _pending(0), _read_sem(0), _write_sem(0),
+    : _pending(1), _read_sem(0), _write_sem(0),
       _read_in_progress(false), _write_in_progress(false)
 {
 }

features/netsocket/TCPSocket.h

@@ -45,7 +45,7 @@ class TCPSocket : public Socket {
      */
     template <typename S>
     TCPSocket(S *stack)
-        : _pending(0), _read_sem(0), _write_sem(0),
+        : _pending(1), _read_sem(0), _write_sem(0),
           _read_in_progress(false), _write_in_progress(false)
     {
         open(stack);

features/netsocket/UDPSocket.cpp

@@ -19,7 +19,7 @@
 #include "mbed_assert.h"
 
 UDPSocket::UDPSocket()
-    : _pending(0), _read_sem(0), _write_sem(0)
+    : _pending(1), _read_sem(0), _write_sem(0)
 {
 }
 

features/netsocket/UDPSocket.h

@@ -45,7 +45,7 @@ class UDPSocket : public Socket {
      */
     template <typename S>
     UDPSocket(S *stack)
-        : _pending(0), _read_sem(0), _write_sem(0)
+        : _pending(1), _read_sem(0), _write_sem(0)
     {
         open(stack);
     }

tools/toolchains/__init__.py

@@ -472,7 +472,7 @@ def get_labels(self):
 
             # This is a policy decision and it should /really/ be in the config system
             # ATM it's here for backward compatibility
-            if (("-g" in self.flags['common'] and
+            if ((("-g" in self.flags['common'] or "-g3" in self.flags['common']) and
                  "-O0") in self.flags['common'] or
                 ("-r" in self.flags['common'] and
                  "-On" in self.flags['common'])):