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Date: Wed, 19 Mar 2014 19:04:00 -0000
From: Eli Zaretskii <eliz@gnu.org>
Subject: Re: "disassemble" shows code, but not with /m
In-reply-to: <20140319184506.GA25053@host2.jankratochvil.net>
To: Jan Kratochvil <jan.kratochvil@redhat.com>
Cc: gdb@sourceware.org
Reply-to: Eli Zaretskii <eliz@gnu.org>
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References: <83y50684dd.fsf@gnu.org> <20140319184506.GA25053@host2.jankratochvil.net>
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> Date: Wed, 19 Mar 2014 19:45:06 +0100
> From: Jan Kratochvil <jan.kratochvil@redhat.com>
> Cc: gdb@sourceware.org
> 
> On Wed, 19 Mar 2014 18:50:22 +0100, Eli Zaretskii wrote:
> > IOW, the /m switch somehow inhibits the disassembly.
> 
> The /m switch is broken for -O2 -g code even if it prints something:

That executable is compiled with -O0, not -O2.  Sorry I didn't mention
that.

Also, the /m switch does work for functions not declared inline in the
same executable.

> 	http://sourceware.org/bugzilla/show_bug.cgi?id=11833

That bug does not show such a complete failure to disassembly that I
experienced.

> Use objdump -dS in these cases - that one works
> (although I prefer rather objdump -dl for -O2 -g cases).

Thanks for the tip.

> /m is dependent on .debug_line which I guess is not right in your inferior.

Why not? it has DWARF2 debug info.