[Bug target/70381] On powerpc, -mfloat128 is on by default for all VSX systems

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70381

--- Comment #4 from Michael Meissner <meissner at gcc dot gnu.org> ---
Author: meissner
Date: Fri Apr  8 21:49:17 2016
New Revision: 234841

URL: https://gcc.gnu.org/viewcvs?rev=234841&root=gcc&view=rev
Log:
Merge in pr 70381 fix; update documentation

Modified:
    branches/ibm/ieee/gcc/ChangeLog.meissner
    branches/ibm/ieee/gcc/config/rs6000/rs6000.c
    branches/ibm/ieee/gcc/doc/extend.texi
    branches/ibm/ieee/gcc/testsuite/ChangeLog.meissner
    branches/ibm/ieee/gcc/testsuite/lib/target-supports.exp
    branches/ibm/ieee/libgcc/configure
    branches/ibm/ieee/libgcc/configure.ac