builtin-sprintf-warn-1.c: Cast int argument to %lc directive to wint_t to silence...

builtin-sprintf-warn-1.c: Cast int argument to %lc directive to wint_t to silence -Wformat warnings on...

gcc/testsuite/ChangeLog:
	* gcc.dg/tree-ssa/builtin-sprintf-warn-1.c: Cast int argument to
	%lc directive to wint_t to silence -Wformat warnings on targets
	where the latter is a distinct type such as long.

From-SVN: r240758