From: Tom Tromey <tom@tromey.com>
To: Andrew Burgess <andrew.burgess@embecosm.com>
Cc: gdb-patches@sourceware.org, Richard Bunt <Richard.Bunt@arm.com>
Subject: Re: [PATCH 2/7] gdb: Add an is_declaration field to each symbol
Date: Mon, 29 Jul 2019 20:21:00 -0000 [thread overview]
Message-ID: <87blxcpp5y.fsf@tromey.com> (raw)
In-Reply-To: <02a60599e2dff9efead7adbb070733c0f4c65f04.1564243858.git.andrew.burgess@embecosm.com> (Andrew Burgess's message of "Sat, 27 Jul 2019 17:22:30 +0100")
>>>>> "Andrew" == Andrew Burgess <andrew.burgess@embecosm.com> writes:
Andrew> Track if a symbol is a declaration or not. At one point we could
Andrew> possibly figure this out based on the LOC_UNRESOLVED address class of
Andrew> the symbol, but, for Fortran we mark some symbols as LOC_UNRESOLVED
Andrew> even when the DWARF supplies an address, this is because the address
Andrew> supplied by the DWARF is actually wrong. For details look in
Andrew> dwarf2read.c and look for references to gFortran bug #40040. I have
Andrew> confirmed that current versions of gFortran still have the issue
Andrew> mentioned in that bug report.
That bug looks like another instance of the copy relocation problem.
So, I wonder if these workarounds could be removed if/when this series
lands:
https://sourceware.org/ml/gdb-patches/2019-06/msg00612.html
(I still haven't looked at Pedro's review in detail, but I will get to
it sooner or later.)
Tom
next prev parent reply other threads:[~2019-07-29 20:21 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-27 16:22 [PATCH 0/7] Fortran info types, info modules, info module Andrew Burgess
2019-07-27 16:22 ` [PATCH 2/7] gdb: Add an is_declaration field to each symbol Andrew Burgess
2019-07-29 20:21 ` Tom Tromey [this message]
2019-07-30 21:00 ` Andrew Burgess
2019-07-27 16:22 ` [PATCH 3/7] gdb/fortran: Include module variables in 'info variables' output Andrew Burgess
2019-07-27 16:23 ` [PATCH 5/7] gdb/fortran: Don't include module symbols when searching for types Andrew Burgess
2019-08-28 12:37 ` Andrew Burgess
2019-08-29 9:09 ` Tom de Vries
2019-08-29 11:45 ` Tom de Vries
2019-08-29 12:47 ` [committed][gdb/testsuite] Fix gdb.fortran/info-types.exp regexp Tom de Vries
2019-07-27 16:23 ` [PATCH 1/7] gdb: Add new -n flag to some info commands Andrew Burgess
2019-07-27 16:41 ` Eli Zaretskii
2019-07-30 21:02 ` Andrew Burgess
2019-07-31 14:51 ` Eli Zaretskii
2019-08-26 15:52 ` Andrew Burgess
2019-08-26 16:19 ` Eli Zaretskii
2019-08-27 15:27 ` Andrew Burgess
2019-08-28 15:13 ` [committed][gdb/testsuite] Fix info-var.exp for debug info from other files Tom de Vries
2019-07-29 20:23 ` [PATCH 1/7] gdb: Add new -n flag to some info commands Tom Tromey
2019-07-27 16:23 ` [PATCH 6/7] gdb/fortran: Add new 'info modules' command Andrew Burgess
2019-07-27 16:45 ` Eli Zaretskii
2019-07-29 20:30 ` Tom Tromey
2019-07-27 16:23 ` [PATCH 7/7] gdb: Add new commands to list module variables and functions Andrew Burgess
2019-07-27 17:06 ` Eli Zaretskii
2019-07-27 16:23 ` [PATCH 4/7] gdb/fortran: Implement la_print_typedef for Fortran Andrew Burgess
2019-08-28 12:37 ` Andrew Burgess
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