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From: Tom Tromey <tromey@redhat.com>
To: Jonas Maebe <jonas.maebe@elis.ugent.be>
Cc: gdb@sourceware.org
Subject: Re: Symbolic constants inside classes
Date: Mon, 20 Dec 2010 21:23:00 -0000	[thread overview]
Message-ID: <m3ei9c6svb.fsf@fleche.redhat.com> (raw)
In-Reply-To: <1DD38938-E7BD-491F-905C-FCA963E5E941@elis.ugent.be> (Jonas	Maebe's message of "Sat, 18 Dec 2010 21:17:28 +0100")

>>>>> "Jonas" == Jonas Maebe <jonas.maebe@elis.ugent.be> writes:

Jonas> Consider this C++ program:
[...]

Jonas> g++ -gdwarf-2 generates a definition for both MAGIC_NUM constants
Jonas> both in the respective class scopes, and also in the global
Jonas> namespace:

What version of g++?

Jonas> In gdb (7.0),
Jonas> 1) p MAGIC_NUM prints 42
Jonas> 2) "p Xyz::MAGIC_NUM" and "p Xyz2::MAGIC_NUM" print "static field MAGIC_NUM has been optimized out"
Jonas> 3) "p C.MAGIC_NUM" and "p C2.MAGIC_NUM" print "field MAGIC_NUM is nonexistent or has been optimised out"

I tried this example with svn trunk gcc and CVS head gdb, and it worked.
I didn't try to find out whether the fix was in gcc or gdb.

Tom


  reply	other threads:[~2010-12-20 21:23 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-18 20:17 Jonas Maebe
2010-12-20 21:23 ` Tom Tromey [this message]
2010-12-20 22:56   ` Jonas Maebe

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