2014-10-19 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/rs6000.c (rs6000_atomic_assign_expand_fenv): New
function.
(TARGET_ATOMIC_ASSIGN_EXPAND_FENV): New define.
* gcc.dg/atomic/c11-atomic-exec-5.c
(test_main_long_double_add_overflow): Define and run only for
LDBL_MANT_DIG != 106.
(test_main_complex_long_double_add_overflow): Likewise.
(test_main_long_double_sub_overflow): Likewise.
(test_main_complex_long_double_sub_overflow): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@216437 138bc75d-0d04-0410-961f-82ee72b054a4