[Bug libstdc++/29366] atomics config for sh is weird

[olegendo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=29366

--- Comment #8 from Oleg Endo <olegendo at gcc dot gnu.org> ---
Author: olegendo
Date: Sun Jan 25 16:54:33 2015
New Revision: 220094

URL: https://gcc.gnu.org/viewcvs?rev=220094&root=gcc&view=rev
Log:
libstdc++-v3/
    PR target/29366
    * config/cpu/sh/atomicity.h (__exchange_and_add, __atomic_add): 
    Remove SH4A inline asm and lock based implementations and use the
    defaults from ext/atomicity.h.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/config/cpu/sh/atomicity.h