ARM Cortex M3 How do I determine the program counter value before a hard fault?

Question

I have an embedded project using a STM32F103 (ARM Cortex M3), it is getting a occasionally getting hard fault in release mode. As part of recovery, I would like to retrieve

Answer 1

I have an FAQ on this very topic. The page linked to from the FAQ includes fault handler code that will obtain the program counter from the stack for you.