for  gcc/ChangeLog

	PR debug/64817
	* cfgexpand.c (expand_debug_expr): Compute unsignedp from
	operands for tcc_comparison exprs.  Fix typos.

for  gcc/testsuite/ChangeLog

	PR debug/64817
	* gcc.dg/pr64817-3.c: New.

From-SVN: r220406