Re: Broken dwarf unwinding - wrong stack pointer register value?

From: Andi Kleen
Date: Tue Oct 23 2018 - 00:04:04 EST


> So what if my libm wasn't compiled with -fasynchronous-unwind-tables? We

It's default (64bit since always and 32bit now too) Unless someone disabled it.

However libm might be partially written in assembler and hand written assembler
often has problems with unwind tables because the programmer has to get them
correct explicitely.

-Andi