Re: Using "-O1 -g" to debug optimisation bugs in Mingw.

[Ben Pfaff]

"John McCabe-Dansted" <address@hidden> writes:

> I've mentioned previously many of the bugs in the Mingw port go away
> if we compile with -O0.
>
> Most of them come back if we compile with -O1. I understand that O1
> code is meant to be reasonable to debug, so we may be able to diagnose
> those problems by debugging code generated with "-O1 -g".
>
> I intend to (as John D suggested offlist) also write a script to
> change the compile options on each .o file and see which ones seem to
> be causing the bugs.

That's great.

By the way, what do we lack at the moment (if anything) before
PSPP compiles clean out-of-the-box (even if buggy) on MinGW?
-- 
Ben Pfaff 
http://benpfaff.org