Hi Florian,

On Fri, 2017-07-28 at 13:39 +0200, Florian Weimer wrote:
> binutils 2.29 introduced an optimization which requires that in the
> general case, applications and libraries linking against a DSO will have
> to be rebuilt when the DSO change the implementation of functions (i.e.,
> changes to a function body can change ABI).  This is how many native
> programming languages (such as Ada, Haskell/GHC, Go, Rust) handle DSOs,
> but it's a material change for C and C++.
> 
> The question is: Do we want to move into that direction, or do we need
> to ask binutils upstream to back out this change?

Could you be a bit more specific? Normally that is why you use symbol
versioning isn't it? Does binutils now warn when it detects such an ABI
change? How does it know?

Thanks,

Mark
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