* expr.c (store_constructor): SIZE now signed.
	For EXPR_SIZE, don't evaluate size; just needed if constant.
	* fold-const.c (fold): Fix a number of cases when folded tree is
	wrong type.
	* function.c (flush_addressof): Reenable.
	* tree.h (flush_addressof): Likewise.
	* toplev.c (independent_decode_option): Look at strings_processed.
	* config/alpha/alpha.h (MINIMUM_ATOMIC_ALIGNMENT): Cast to unsigned.

From-SVN: r32783