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class.c (finish_struct_bits): Only mark TREE_ADDRESSABLE if TYPE_HAS_TRIVIAL_INIT_REF is false or...

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2002-04-30  Mark Mitchell  <mark@codesourcery.com>

	* class.c (finish_struct_bits): Only mark TREE_ADDRESSABLE if
	TYPE_HAS_TRIVIAL_INIT_REF is false or
	TYPE_HAS_NONTRIVIAL_DESTRUCTOR is true.

From-SVN: r52976
This commit is contained in:
Mark Mitchell 2002-04-30 21:53:53 +00:00 committed by David S. Miller
parent 4be9e9cbe4
commit 8b16faa230
2 changed files with 8 additions and 9 deletions
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6
gcc/cp/ChangeLog
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@ -1,3 +1,9 @@
2002-04-30 Mark Mitchell <mark@codesourcery.com>
* class.c (finish_struct_bits): Only mark TREE_ADDRESSABLE if
TYPE_HAS_TRIVIAL_INIT_REF is false or
TYPE_HAS_NONTRIVIAL_DESTRUCTOR is true.
2002-04-30 Jason Merrill <jason@redhat.com>
* decl.c (grokdeclarator): Don't override TYPE_NAME of an

11
gcc/cp/class.c
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@ -1882,15 +1882,8 @@ finish_struct_bits (t)
/* If this type has a copy constructor or a destructor, force its mode to
be BLKmode, and force its TREE_ADDRESSABLE bit to be nonzero. This
will cause it to be passed by invisible reference and prevent it from
being returned in a register.
Also do this if the class has BLKmode but can still be returned in
registers, since function_cannot_inline_p won't let us inline
functions returning such a type. This affects the HP-PA. */
if (! TYPE_HAS_TRIVIAL_INIT_REF (t)
|| TYPE_HAS_NONTRIVIAL_DESTRUCTOR (t)
|| (TYPE_MODE (t) == BLKmode && ! aggregate_value_p (t)
&& CLASSTYPE_NON_AGGREGATE (t)))
being returned in a register. */
if (! TYPE_HAS_TRIVIAL_INIT_REF (t) || TYPE_HAS_NONTRIVIAL_DESTRUCTOR (t))
{
tree variants;
DECL_MODE (TYPE_MAIN_DECL (t)) = BLKmode;