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Re: [patch 2/9] Code cleanup: Drop IS_ABSOLUTE_PATH checks


> Date: Sat, 19 Jan 2013 15:09:14 +0100
> From: Jan Kratochvil <jan.kratochvil@redhat.com>
> Cc: gdb-patches@sourceware.org
> 
> On Sat, 19 Jan 2013 07:50:13 +0100, Eli Zaretskii wrote:
> > > Could you give an example?  Previously it was forbidden/unspecified what
> > > happens when you call compare_filenames_for_search
> > > with IS_ABSOLUTE_PATH (search_name).
> > 
> > Any absolute file name would be an example.
> 
> Could you state literal SEARCH_NAME, literal FILENAME, what is a result you
> expect and what do you you think is the actual result with this patch?
> 
> I have double/triple checked this patch and I do not see a bug there.

It might not be a bug, but the code doesn't tell what it means, and
has no comments to explain its subtleties.  IOW, it isn't clean.

> For example when asking for a breakpoint at:
> 	c:\filename.c:main
> it must not match a debug info filename:
> 	d:\foo\c:\filename.c

Why not?

> Moreover this patch is a "Code cleanup" and the callers were already using
> IS_ABSOLUTE_PATH.  So if IS_ABSOLUTE_PATH is wrong (which IMO so far it is
> not) then it is still a new patch / unrelated fix, not the scope of this
> patch.

Whatever.  I'm still unconvinced, I think the code is not sufficiently
cleaned up.  But I'm tired of arguing.


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