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Date: Mon, 26 Apr 2010 17:45:00 -0000
From: Eli Zaretskii <eliz@gnu.org>
Subject: Re: "set foo"
In-reply-to: <m339yip4hu.fsf@fleche.redhat.com>
To: tromey@redhat.com
Cc: brobecker@adacore.com, gdb@sourceware.org
Reply-to: Eli Zaretskii <eliz@gnu.org>
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References: <8339yk1skw.fsf@gnu.org> <20100424212118.GW13204@adacore.com> <83y6gbzm4e.fsf@gnu.org> <20100425144347.GA2744@adacore.com> <83sk6jzhzv.fsf@gnu.org> <m339yip4hu.fsf@fleche.redhat.com>
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> From: Tom Tromey <tromey@redhat.com>
> Cc: Joel Brobecker <brobecker@adacore.com>, gdb@sourceware.org
> Date: Mon, 26 Apr 2010 10:23:25 -0600
> 
> >>>>> "Eli" == Eli Zaretskii <eliz@gnu.org> writes:
> 
> Eli> The specific use-case is that GDB does not recognize a certain struct;
> Eli> for example, "ptype struct foo_t" says "No struct type named foo_t".
> Eli> But if I type "set foo", where `foo' is a function whose code uses
> Eli> that struct, GDB magically recognizes the struct afterwards.
> 
> FWIW, this sounds like a gdb bug to me.

Could be a GCC bug as well, no?

> I looked at emacs/src/.gdbinit and it seems to me that the types and
> variables in question are global (in the sense of, not local to a
> function).  So, they should be found without this trick.

So you are saying that global types and variables are always loaded by
GDB automatically, not lazily?