From: Richard Earnshaw <rearnsha@arm.com>
To: Jim Blandy <jimb@redhat.com>
Cc: Richard.Earnshaw@arm.com, binutils@sources.redhat.com,
irickards@arm.com, gdb-patches@sources.redhat.com
Subject: Re: PATCH/RFC handle missing DW_AT_comp_dir attribute
Date: Thu, 18 Jul 2002 08:00:00 -0000 [thread overview]
Message-ID: <200207181254.NAA00660@cam-mail2.cambridge.arm.com> (raw)
In-Reply-To: Your message of "17 Jul 2002 17:25:10 CDT." <npd6tmj8l5.fsf@zwingli.cygnus.com>
>
> Richard Earnshaw <rearnsha@arm.com> writes:
> > This problem was found by a colleague while using GDB with the ADS tools.
> >
> > These tools do not set the DW_AT_comp_dir attribute in a compilation unit
> > entry, so GDB will crash trying to reference a NULL pointer.
>
> Sorry --- how does this patch fix a GDB crash? GDB doesn't use BFD to
> read debugging information.
Ah, sorry, it was my understanding from Ian that it was in GDB.
Apparently the problem was seen in addr2line, and rather than a crash we
just got an empty filename (since the first argument passed to concat was
a NULL pointer).
R.
prev parent reply other threads:[~2002-07-18 12:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-07-17 4:00 Richard Earnshaw
2002-07-17 10:26 ` Alan Modra
2002-07-17 15:41 ` Jim Blandy
2002-07-18 8:00 ` Richard Earnshaw [this message]
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