g++.exp (g++_init): Use istarget.
* lib/g++.exp (g++_init): Use istarget. Remove target_triplet global.
* lib/obj-c++.exp (obj-c++_init): Ditto.
* lib/file-format.exp (gcc_target_object_format): Ditto.
* lib/target-supports-dg.exp (dg-require-dll): Ditto.
* lib/target-supports-dg-exp (check_weak_available): Ditto.
(check_visibility_available): Ditto.
(check_effective_target_tls_native): Ditto.
(check_effective_target_tls_emulated): Ditto.
(check_effective_target_function_sections): Ditto.
From-SVN: r176240
13 files changed: