* tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
(TARGET_EXPR_CLEANUP): New macro.
cp/
* except.c: Don't include decl.h or obstack.h. Do include
tree-inline.h.
(build_throw): Destroy temporaries from the thrown
expression before calling __cxa_throw. Construct a thrown
temporary directly into the exception object.
(stabilize_throw_expr): New function.
(wrap_cleanups_r): New function.
* tree.c (stabilize_expr): New function.
* init.c (build_init): New function.
* Make-lang.in (cp/except.o): Adjust .h deps.