gdb

gdb
	PR backtrace/10770:
	* valarith.c (value_binop): Handle BINOP_GTR, BINOP_LEQ, and
	BINOP_GEQ.  Handle BINOP_NOTEQUAL in the signed case.
	* dwarf2expr.c (new_dwarf_expr_context): Allocate
	dwarf_stack_values, not CORE_ADDRs.
	(execute_stack_op): Change DW_OP_div and comparison operators to
	use signed operands.
gdb/testsuite
	PR backtrace/10770:
	* gdb.dwarf2/pr10770.exp: New file.
	* gdb.dwarf2/pr10770.c: New file.
	* gdb.dwarf2/Makefile.in (EXECUTABLES): Add pr10770.