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* valarith.c (value_equal_contents): New function.
	* value.h (value_equal_contents): Declare.
	* breakpoint.c (watchpoint_check): Use value_equal_contents
	instead of value_equal.

gdb/testsuite/
	* gdb.base/watchpoint.exp (test_watchpoint_in_big_blob): New function.
	(top level): Call test_watchpoint_in_big_blob.
	* gdb.base/watchpoint.c (buf): Change size to value too big for hardware
	watchpoints.
	(func3): Write to buf.
This commit is contained in:
Thiago Jung Bauermann 2009-12-30 17:33:35 +00:00
parent 236f1d4def
commit 218d2fc650
7 changed files with 52 additions and 3 deletions
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18
gdb/valarith.c
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@ -1397,6 +1397,24 @@ value_equal (struct value *arg1, struct value *arg2)
}
}
/* Compare values based on their raw contents. Useful for arrays since
value_equal coerces them to pointers, thus comparing just the address
of the array instead of its contents. */
int
value_equal_contents (struct value *arg1, struct value *arg2)
{
struct type *type1, *type2;
type1 = check_typedef (value_type (arg1));
type2 = check_typedef (value_type (arg2));
return (TYPE_CODE (type1) == TYPE_CODE (type2)
&& TYPE_LENGTH (type1) == TYPE_LENGTH (type2)
&& memcmp (value_contents (arg1), value_contents (arg2),
TYPE_LENGTH (type1)) == 0);
}
/* Simulate the C operator < by returning 1
iff ARG1's contents are less than ARG2's. */