[PATCH] Ensure DW_TAG_base_type has DW_AT_name (PR debug/42278)

[Jason Merrill]

On 05/11/2010 03:59 PM, Jakub Jelinek wrote:
> I think the TYPE_PRECISION check might be necessary, at least set_sizetype
> has some code to change precision from the base type.

The precision code in set_sizetype is for bitsizetype, not sizetype.

> And, it seems many frontends have NULL TYPE_NAME on sizetype, or
> it is an identifier, not a TYPE_DECL.

Right, I figured the first three lines would stay.

> BTW, it seems there is another call to base_type_die in
> dwarf2out_imported_module_or_decl_1:
>        if (is_base_type (TREE_TYPE (decl)))
>          at_import_die = base_type_die (TREE_TYPE (decl));

Well, that seems clearly wrong.  We shouldn't generate an additional DIE 
for 'int' just because we have a using-declaration for an int typedef.

Jason