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Re: How step over a ass call command?
- From: Peng Yu <pengyu dot ut at gmail dot com>
- To: "gdb at sourceware dot org" <gdb at sourceware dot org>
- Date: Sun, 5 Oct 2014 17:59:43 -0500
- Subject: Re: How step over a ass call command?
- Authentication-results: sourceware.org; auth=none
- References: <CABrM6wkRbsZW97Bu6SA7hUP4GFgwiwrtPQEFVSWMA_AvACW=Lg at mail dot gmail dot com> <CAMo8BfJCdAsLDPD-Sxbp2xeG907difmfCC9Qs-Sc-Z2ObDe-Sg at mail dot gmail dot com>
On Sun, Oct 5, 2014 at 5:31 PM, Max Filippov <jcmvbkbc@gmail.com> wrote:
> On Mon, Oct 6, 2014 at 2:12 AM, Peng Yu <pengyu.ut@gmail.com> wrote:
>> Suppose that I use gdb with a binary file with source stripped.
>>
>> 0x1ea7 <main+45>: mov %eax,(%esp)
>> 0x1eaa <main+48>: call 0x1f14
>> 0x1eaf <main+53>: mov 0x1180(%ebx),%ecx
>>
>> Suppose that pc is at 0x1ea7 and I want to step 2 instructions to
>> 0x1eaf and without stopping inside call 0x1f14. "stepi" does not seem
>> to work in this case (my guess is that it only works with source code
>> for skipping function calls, but not at the assembly level.)
>>
>> Does anybody know what is the best way to get to the line 0x1eaf? (I
>> could set a breakpoint at 0x1eaf, but I found this is too cumbersome.)
>
> Try nexti, which is defined as
> Execute one machine instruction, but if it is a function call, proceed
> until the function returns
I am sorry. I meant to say "nexti" in my original email. "nexti" seems
to the same as "stepi" when the source code is stripped. Is it
supposed to be so?
--
Regards,
Peng