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re PR c++/44967 ([C++0x] decltype of method call dependent on pack expansion crashes) 

PR c++/44967
	* pt.c (tsubst_copy_and_build): Rework last change.

From-SVN: r162345
This commit is contained in:
Jason Merrill 2010-07-20 14:22:34 -04:00 committed by Jason Merrill
parent d95016e0e6
commit 68f7159da9
2 changed files with 19 additions and 16 deletions
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3
gcc/cp/ChangeLog
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@ -1,5 +1,8 @@
2010-07-20 Jason Merrill <jason@redhat.com>
PR c++/44967
* pt.c (tsubst_copy_and_build): Rework last change.
PR c++/44967
* pt.c (tsubst_copy_and_build): Handle partial substitution of
CALL_EXPR.

32
gcc/cp/pt.c
View File

@ -12500,15 +12500,6 @@ tsubst_copy_and_build (tree t,
}
}
if (processing_template_decl
&& (type_dependent_expression_p (function)
|| any_type_dependent_arguments_p (call_args)))
{
ret = build_nt_call_vec (function, call_args);
KOENIG_LOOKUP_P (ret) = koenig_p;
goto call_out;
}
/* We do not perform argument-dependent lookup if normal
lookup finds a non-function, in accordance with the
expected resolution of DR 218. */
@ -12521,14 +12512,15 @@ tsubst_copy_and_build (tree t,
|| TREE_CODE (function) == IDENTIFIER_NODE)
/* Only do this when substitution turns a dependent call
into a non-dependent call. */
&& type_dependent_expression_p_push (t))
&& type_dependent_expression_p_push (t)
&& !any_type_dependent_arguments_p (call_args))
function = perform_koenig_lookup (function, call_args);
if (TREE_CODE (function) == IDENTIFIER_NODE)
{
unqualified_name_lookup_error (function);
ret = error_mark_node;
goto call_out;
release_tree_vector (call_args);
return error_mark_node;
}
/* Remember that there was a reference to this entity. */
@ -12539,15 +12531,24 @@ tsubst_copy_and_build (tree t,
ret = build_offset_ref_call_from_tree (function, &call_args);
else if (TREE_CODE (function) == COMPONENT_REF)
{
if (!BASELINK_P (TREE_OPERAND (function, 1)))
tree instance = TREE_OPERAND (function, 0);
tree fn = TREE_OPERAND (function, 1);
if (processing_template_decl
&& (type_dependent_expression_p (instance)
|| (!BASELINK_P (fn)
&& TREE_CODE (fn) != FIELD_DECL)
|| type_dependent_expression_p (fn)
|| any_type_dependent_arguments_p (call_args)))
ret = build_nt_call_vec (function, call_args);
else if (!BASELINK_P (fn))
ret = finish_call_expr (function, &call_args,
/*disallow_virtual=*/false,
/*koenig_p=*/false,
complain);
else
ret = (build_new_method_call
(TREE_OPERAND (function, 0),
TREE_OPERAND (function, 1),
(instance, fn,
&call_args, NULL_TREE,
qualified_p ? LOOKUP_NONVIRTUAL : LOOKUP_NORMAL,
/*fn_p=*/NULL,
@ -12559,7 +12560,6 @@ tsubst_copy_and_build (tree t,
koenig_p,
complain);
call_out:
release_tree_vector (call_args);
return ret;