Regressions on trunk at revision 232395 vs revision 232361

[Intel Automatic Testing System [Intel64 Core AVX2]]

New failures:
FAIL: ext/special_functions/hyperg/check_value.cc execution test
FAIL: ext/special_functions/hyperg/check_value.cc execution test
FAIL: special_functions/02_assoc_legendre/check_value.cc execution test
FAIL: special_functions/02_assoc_legendre/check_value.cc execution test

New passes:
FAIL: libitm.c/alloc-1.c (internal compiler error)
FAIL: libitm.c/alloc-1.c (test for excess errors)
FAIL: libitm.c/cancel.c (internal compiler error)
FAIL: libitm.c/cancel.c (test for excess errors)
FAIL: libitm.c/clone-1.c (internal compiler error)
FAIL: libitm.c/clone-1.c (test for excess errors)
FAIL: libitm.c/dropref-2.c (internal compiler error)
FAIL: libitm.c/dropref-2.c (test for excess errors)
FAIL: libitm.c/dropref.c (internal compiler error)
FAIL: libitm.c++/dropref.C (internal compiler error)
FAIL: libitm.c/dropref.c (test for excess errors)
FAIL: libitm.c++/dropref.C (test for excess errors)
FAIL: libitm.c++/eh-1.C (internal compiler error)
FAIL: libitm.c++/eh-1.C (test for excess errors)
FAIL: libitm.c++/eh-2.C (internal compiler error)
FAIL: libitm.c++/eh-2.C (test for excess errors)
FAIL: libitm.c++/eh-3.C (internal compiler error)
FAIL: libitm.c++/eh-3.C (test for excess errors)
FAIL: libitm.c++/eh-4.C (internal compiler error)
FAIL: libitm.c++/eh-4.C (test for excess errors)
FAIL: libitm.c++/eh-5.C (internal compiler error)
FAIL: libitm.c++/eh-5.C (test for excess errors)
FAIL: libitm.c/memcpy-1.c (internal compiler error)
FAIL: libitm.c/memcpy-1.c (test for excess errors)
FAIL: libitm.c/memset-1.c (internal compiler error)
FAIL: libitm.c/memset-1.c (test for excess errors)
FAIL: libitm.c++/newdelete.C (internal compiler error)
FAIL: libitm.c++/newdelete.C (test for excess errors)
FAIL: libitm.c/notx.c (internal compiler error)
FAIL: libitm.c/notx.c (test for excess errors)
FAIL: libitm.c/reentrant.c (internal compiler error)
FAIL: libitm.c/reentrant.c (test for excess errors)
FAIL: libitm.c/simple-1.c (internal compiler error)
FAIL: libitm.c/simple-1.c (test for excess errors)
FAIL: libitm.c/simple-2.c (internal compiler error)
FAIL: libitm.c/simple-2.c (test for excess errors)
FAIL: libitm.c/stackundo.c (internal compiler error)
FAIL: libitm.c/stackundo.c (test for excess errors)
FAIL: libitm.c++/throwdown.C (internal compiler error)
FAIL: libitm.c++/throwdown.C (test for excess errors)
FAIL: libitm.c/txrelease.c (internal compiler error)
FAIL: libitm.c/txrelease.c (test for excess errors)