[RFA:] Fix test-suite regressions from PR62250 due to -latomic always added

[John David Anglin]

On 2015-01-07, at 9:32 PM, Hans-Peter Nilsson wrote:

> gcc/testsuite:
> 	PR testsuite/62250
> 	* lib/target-supports.exp (check_effective_target_libatomic_available):
> 	New.
> 	* gfortran.dg/coarray/caf.exp: Only add -latomic for
> 	targets that match effective-target libatomic_available.
> 	* gfortran.dg/coarray_lib_comm_1.f90: Similar.

Works for me on hppa64-hp-hpux11.11.

Dave
--
John David Anglin	dave.anglin@bell.net