[cfe-users] Clang9 UBSan and GMP

David Blaikie via cfe-users cfe-users at lists.llvm.org
Fri Oct 25 13:34:45 PDT 2019


Hard to know what might be happening - what sort of failure you're seeing,
etc. Perhaps UBSan is stabilizing/changing unspecified rather than
undefined behavior - or the test is failing due to some undefined behavior
that UBSan doesn't catch, etc.

On Fri, Oct 25, 2019 at 11:25 AM Hans Åberg <haberg-1 at telia.com> wrote:

> The ‘make check’ of GMP 6.1.2. One of the tests fail, but with any UBSan
> ‘undefined’ option enabled (in ‘configure’), none.
>
> > On 25 Oct 2019, at 18:35, David Blaikie <dblaikie at gmail.com> wrote:
> >
> > You mentioned "the check gives one error" - which check?
>
>
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