* except.c (start_dynamic_handler): Fix so that we can use

	* except.c (start_dynamic_handler): Fix so that we can use
 	__builtin_setjmp, and default to using __builtin_setjmp instead of
 	setjmp.
	* expr.c (expand_builtin_setjmp): New routine, split out from
	existing inline code from expand_builtin.
	(expand_builtin): Split out code into expand_builtin_setjmp.
	* expr.h (expand_builtin_setjmp): Add declaration.
	* libgcc2.c (__sjthrow): Default to using __builtin_setjmp instead
 	of setjmp.
	(__sjpopnthrow): Likewise.
	* optabs.c (init_optabs): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@14045 138bc75d-0d04-0410-961f-82ee72b054a4