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re PR c++/11530 ([unit-at-a-time] inline static function not emitted with -O3)

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PR c++/11530
	* parser.c (cp_parser_postfix_expression): Do not call mark_used.
	* semantics.c (finish_id_expression): Call mark_used for all
	declarations.

	PR c++/11530
	* g++.dg/opt/call1.C: New test.

From-SVN: r69911
This commit is contained in:
Mark Mitchell 2003-07-29 01:57:47 +00:00
parent 7b6d72fcfb
commit 415d463626
5 changed files with 58 additions and 23 deletions
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7
gcc/cp/ChangeLog
View File

@ -1,3 +1,10 @@
2003-07-28 Mark Mitchell <mark@codesourcery.com>
PR c++/11530
* parser.c (cp_parser_postfix_expression): Do not call mark_used.
* semantics.c (finish_id_expression): Call mark_used for all
declarations.
2003-07-28 Mark Mitchell <mark@codesourcery.com>
PR c++/11667

4
gcc/cp/parser.c
View File

@ -3428,10 +3428,6 @@ cp_parser_postfix_expression (cp_parser *parser, bool address_p)
return postfix_expression;
}
/* Remember that there was a reference to this entity. */
if (DECL_P (postfix_expression))
mark_used (postfix_expression);
/* Keep looping until the postfix-expression is complete. */
while (true)
{

44
gcc/cp/semantics.c
View File

@ -2486,19 +2486,8 @@ finish_id_expression (tree id_expression,
*non_constant_expression_p = true;
}
}
if (scope)
{
decl = (adjust_result_of_qualified_name_lookup
(decl, scope, current_class_type));
if (TREE_CODE (decl) == FIELD_DECL || BASELINK_P (decl))
*qualifying_class = scope;
else if (!processing_template_decl)
decl = convert_from_reference (decl);
else if (TYPE_P (scope))
decl = build (SCOPE_REF, TREE_TYPE (decl), scope, decl);
}
else if (TREE_CODE (decl) == NAMESPACE_DECL)
if (TREE_CODE (decl) == NAMESPACE_DECL)
{
error ("use of namespace `%D' as expression", decl);
return error_mark_node;
@ -2516,6 +2505,25 @@ finish_id_expression (tree id_expression,
print_candidates (decl);
return error_mark_node;
}
/* Mark variable-like entities as used. Functions are similarly
marked either below or after overload resolution. */
if (TREE_CODE (decl) == VAR_DECL
|| TREE_CODE (decl) == PARM_DECL
|| TREE_CODE (decl) == RESULT_DECL)
mark_used (decl);
if (scope)
{
decl = (adjust_result_of_qualified_name_lookup
(decl, scope, current_class_type));
if (TREE_CODE (decl) == FIELD_DECL || BASELINK_P (decl))
*qualifying_class = scope;
else if (!processing_template_decl)
decl = convert_from_reference (decl);
else if (TYPE_P (scope))
decl = build (SCOPE_REF, TREE_TYPE (decl), scope, decl);
}
else if (TREE_CODE (decl) == FIELD_DECL)
decl = finish_non_static_data_member (decl, current_class_ref,
/*qualifying_scope=*/NULL_TREE);
@ -2525,7 +2533,10 @@ finish_id_expression (tree id_expression,
if (TREE_CODE (first_fn) == TEMPLATE_DECL)
first_fn = DECL_TEMPLATE_RESULT (first_fn);
if (!really_overloaded_fn (decl))
mark_used (first_fn);
if (TREE_CODE (first_fn) == FUNCTION_DECL
&& DECL_FUNCTION_MEMBER_P (first_fn))
{
@ -2533,9 +2544,6 @@ finish_id_expression (tree id_expression,
decl = maybe_dummy_object (DECL_CONTEXT (first_fn), 0);
return finish_class_member_access_expr (decl, id_expression);
}
else if (!really_overloaded_fn (decl))
/* not really overloaded function */
mark_used (first_fn);
}
else
{
@ -2566,8 +2574,6 @@ finish_id_expression (tree id_expression,
perform_or_defer_access_check (TYPE_BINFO (path), decl);
}
mark_used (decl);
if (! processing_template_decl)
decl = convert_from_reference (decl);
}

5
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2003-07-28 Jan Hubicka <jh@suse.cz>
PR c++/11530
* g++.dg/opt/call1.C: New test.
2003-07-28 Alexandre Oliva <aoliva@redhat.com>
PR c++/11667

21
gcc/testsuite/g++.dg/opt/call1.C Normal file
View File

@ -0,0 +1,21 @@
// { dg-options "-O2" }
void a (void (*f)())
{
f();
}
struct RunState
{
static void runcallback() { }
static void wait()
{
a (runcallback);
}
};
int main()
{
RunState::wait();
return 0;
}