Messages in this thread | | | From | Kees Cook <> | Date | Wed, 19 Jul 2017 16:12:37 -0700 | Subject | Re: [PATCH v6 2/2] x86/refcount: Implement fast refcount overflow protection |
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On Wed, Jul 19, 2017 at 12:37 PM, Josh Poimboeuf <jpoimboe@redhat.com> wrote: > +#define ASM_UNREACHABLE \ > + "999: .pushsection .discard.unreachable\n\t" \ > + ".long 999b - .\n\t" \ > + ".popsection\n\t"
Will this end up running into the same bug fixed with 3d1e236022cc1426b0834565995ddee2ca231cee and the __LINE__ macro? I could tell under which conditions gcc would do this kind of merging...
-Kees
-- Kees Cook Pixel Security
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