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* infcall.c (call_function_by_hand): Function return value is

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always a non_lval, even when using struct_return.
This commit is contained in:
Ulrich Weigand 2011-03-15 14:40:22 +00:00
parent c917473769
commit 81b4675a00
2 changed files with 13 additions and 8 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2011-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
* infcall.c (call_function_by_hand): Function return value is
always a non_lval, even when using struct_return.
2011-03-15 Pedro Alves <pedro@codesourcery.com>
* printcmd.c (ALL_DISPLAYS_SAFE): New.

16
gdb/infcall.c
View file

@ -1010,29 +1010,29 @@ When the function is done executing, GDB will silently stop."),
restore_infcall_control_state (inf_status);
/* Figure out the value returned by the function. */
retval = allocate_value (values_type);
if (lang_struct_return)
retval = value_at (values_type, struct_addr);
else if (TYPE_CODE (target_values_type) == TYPE_CODE_VOID)
read_value_memory (retval, 0, 1, struct_addr,
value_contents_raw (retval),
TYPE_LENGTH (values_type));
else if (TYPE_CODE (target_values_type) != TYPE_CODE_VOID)
{
/* If the function returns void, don't bother fetching the
return value. */
retval = allocate_value (values_type);
}
else
{
switch (gdbarch_return_value (gdbarch, value_type (function),
target_values_type, NULL, NULL, NULL))
{
case RETURN_VALUE_REGISTER_CONVENTION:
case RETURN_VALUE_ABI_RETURNS_ADDRESS:
case RETURN_VALUE_ABI_PRESERVES_ADDRESS:
retval = allocate_value (values_type);
gdbarch_return_value (gdbarch, value_type (function), values_type,
retbuf, value_contents_raw (retval), NULL);
break;
case RETURN_VALUE_STRUCT_CONVENTION:
retval = value_at (values_type, struct_addr);
read_value_memory (retval, 0, 1, struct_addr,
value_contents_raw (retval),
TYPE_LENGTH (values_type));
break;
}
}