[cfe-dev] libc++ std::cout alignment trouble (was: Re: [llvm] r240144 - [SLP] Vectorize for all-constant entries.)

Tim Northover via cfe-dev cfe-dev at lists.llvm.org
Sun Oct 11 15:13:18 PDT 2015


> Any chance this is because libc++ gives these objects different types in
the
> declaration versus the definition?

I think it's unlikely. The decision to increase alignment doesn't seem to
be based on anything you'd expect to be affected by that (underlying global
type, possibly TBAA info). It's linkages and sizes that actually get used.

Tim.
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