Hui Zhou comments

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                                            Hui Zhou

FT: return error codes are not saved or handled (mostly romio)

If it is all related to error handling, it is better to aggregate here. Could you paste/attach the list here?

FT: return error codes are not saved or handled (mostly romio)

@ilagunap @crubiog The way to fix this issue is for us to write a script scan and check all instances and apply fixes in one batch. It will be an...

FT: return error codes are not saved or handled (mostly romio)

@antaraB Yes, I think both two bug instances you reported are real bugs. I think the detailed logs as you described will be very helpful. The best way to share...

FT: return error codes are not saved or handled (mostly romio)

@crubiog Thanks, this is very helpful.

FT: return error codes are not saved or handled (mostly romio)

MPICH uses a set of macros for checking and jumping on errors, that removed most of the unchecked errors in MPICH. ROMIO doesn't have one at the moment. I propose...

misc: cleanups with -Wconversion

test:mpich/warnings/conversion ✔️ wow, it's clean!

misc: cleanups with -Wconversion

Adding romio in job configuration - test:mpich/warnings/conversion ![image](https://user-images.githubusercontent.com/1496702/185445979-651402e7-05a7-4744-8af4-7404fe60f6e2.png) PR https://github.com/pmodels/mpich/pull/6114 should cover a chunk of those