Re: How does GDB get the function call stack

Luis Machado via Gdb <[email protected]>
Newsgroups gmane.comp.gdb.devel
Message-ID <[email protected]> 
On 8/16/22 08:43, hilbert via Gdb wrote:
> Hi ,
> There are 4 ways to get the function call stack in the GDB Internals Manual.   https://sourceware.org/gdb/papers/unwind.html
> For x86_64, does GDB get information by parsing the .eh_frame section? Or just get the call stack by Parse the function prologues.
> 
> 
> 

I'd say mostly 1 and 2. 1 is usually used with functions without debug information. 2 is used when there is debug information.
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