Sneaky example of a deadlock! This will hurt your brain to fix

Fork of Task617-mbedos54 by Nicholas Outram

Revision:
7:3d054c1a26bf
Parent:
6:bd736256c32d
--- a/mbed-os.lib	Mon Apr 03 11:34:50 2017 +0000
+++ b/mbed-os.lib	Tue Oct 31 15:15:14 2017 +0000
@@ -1,1 +1,1 @@
-https://github.com/ARMmbed/mbed-os/#50b3418e45484ebf442b88cd935a2d5355402d7d
+https://github.com/ARMmbed/mbed-os/#e62a1b9236b44e70ae3b0902dc538481c04d455b