https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67701
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
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Component|c |target
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Julius Werner from comment #1)
> edit: target architecture in my example is armv7a, btw (although I doubt
> that this is architecture-specific)
I suspect this is an armv7 issue only where there is missing support for
misaligned load/stores.
Also testvalue is aligned to 1 byte by default so what GCC is doing is correct
as there is no way to do a volatile unaligned loads really.
