This patch was written in-house, but ported from Python 2.7; it is unclear
from the version history why these lines were dropped in version 3.  The
patch has not yet been submitted upstream, but submission is planned.

--- Python-3.4.2/Lib/test/test_gdb.py.~1~	2014-10-08 01:18:13.000000000 -0700
+++ Python-3.4.2/Lib/test/test_gdb.py	2015-02-06 16:00:58.802170301 -0800
@@ -34,6 +34,8 @@
 if gdb_major_version < 7:
     raise unittest.SkipTest("gdb versions before 7.0 didn't support python embedding"
                             " Saw:\n" + gdb_version.decode('ascii', 'replace'))
+if sys.platform.startswith("sunos"):
+    raise unittest.SkipTest("test doesn't work very well on Solaris")
 
 if not sysconfig.is_python_build():
     raise unittest.SkipTest("test_gdb only works on source builds at the moment.")