Add docs about compilers and compiler flags

[manodeep]

Currently there is no documentation about the choice of compilers, the recommended flags and all associated compiler flags that control both the behaviour and performance of the codes.

[access-hive-bot]

This issue has been mentioned on ACCESS Hive Community Forum. There might be relevant details there:

https://forum.access-hive.org.au/t/recommended-oneapi-ifx-compiler-flags-for-model-development/4276/1

[aidanheerdegen]

Any progress on this @manodeep?

[manodeep]

@aidanheerdegen This is on the back-burner for me while I work through higher-priority tasks. Is this a blocker for anyone?

[aidanheerdegen]

Not as far as I know. Just wondering.