re PR middle-end/45838 (FAIL: libgomp.c/pr34513.c execution test)

re PR middle-end/45838 (FAIL: libgomp.c/pr34513.c execution test)

	PR middle-end/45838
	* omp-builtins.def (BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
	BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_TASK,
	BUILT_IN_GOMP_PARALLEL_SECTIONS_START): Use
	Revert back to ATTR_NOTHROW_LIST instead of ATTR_NOTHROW_LEAF_LIST.

	* f95-lang.c (ATTR_NOTHROW_LEAF_LIST, ATTR_CONST_NOTHROW_LEAF_LIST,
	ATTR_NOTHROW_LIST, ATTR_CONST_NOTHROW_LIST): Define.
	(gfc_define_builtin): Change last argument to int bitmask from bool,
	control addition of TREE_NOTHROW and leaf attribute as well.
	(DO_DEFINE_MATH_BUILTIN): Adjust callers.
	(gfc_init_builtin_functions): Likewise.  Remove
	ATTR_{,CONST_}NOTHROW_LIST enum.

From-SVN: r165012