2014-12-08  Richard Biener  <rguenther@suse.de>

	* builtins.c (fold_builtin_0): Remove unused ignore parameter.
	(fold_builtin_1): Likewise.
	(fold_builtin_3): Likewise.
	(fold_builtin_varargs): Likewise.
	(fold_builtin_2): Likewise.  Do not fold stpcpy here.
	(fold_builtin_n): Adjust.
	(fold_builtin_stpcpy): Move to gimple-fold.c.
	(gimple_fold_builtin_stpcpy): Moved and gimplified from builtins.c.
	(gimple_fold_builtin): Fold stpcpy here.

From-SVN: r218477