On Tue, Apr 22, 2014 at 10:06:19PM +0200, Marc Glisse wrote: > Hello, > > as written in the PR, my patch seems wrong for platforms like > powerpc that already had the __float128 typeinfo for long double > with a different version. The following patch regtested fine on > x86_64, and a hackish cross-build shows that float128.ver is ignored > on powerpc (good). > > 2014-04-23 Marc Glisse <marc.gli...@inria.fr> > > PR libstdc++/43622 > * config/abi/pre/float128.ver: New file. > * config/abi/pre/gnu.ver (CXXABI_1.3.9): Move __float128 typeinfo to > the new file. > * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update. > * configure.ac: Use float128.ver when relevant. > * configure: Regenerate.
Note, I hope to restart work to add __float128 as IEEE 128-bit floating point in the PowerPC shortly. I had done about 1/2 of the work in a sandbox, and I needed to put it aside to look at other issues, and it has bubbled up to be high on my list of priorities. -- Michael Meissner, IBM IBM, M/S 2506R, 550 King Street, Littleton, MA 01460-6245, USA email: meiss...@linux.vnet.ibm.com, phone: +1 (978) 899-4797
