[Bug middle-end/70638] transaction_wrap: too strict compatibility check and transaction_pure wrappers fail to wrap

[torvald at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70638

--- Comment #3 from torvald at gcc dot gnu.org ---
(In reply to Hillel Avni from comment #2)
> On gcc-linaro-4.9-2014.11, I must declare the wrapper as pure. 

But using that version the wrapper was indeed used and not the original
function, right?  In that case, this part of this bug report would be a
regression.