Hi Ian,
>> unfortunately, this broke bootstrap with mpfr 2.4.2, which is still the
>> minimum version documented in install.texi:
>
> Bother. Thanks for the note. I've rolled back the patch, as follows.
thanks. I'm right now experimenting to bootstrap with the current
versions. As I'd reported before, there are testsuite failures on
Solaris (both sparc and x86)
https://gcc.gnu.org/ml/gcc/2018-01/msg00217.html
but I don't yet know if they affect gcc.
Rainer
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Rainer Orth, Center for Biotechnology, Bielefeld University
