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cgraphunit.c (cgraph_finalize_function): Fix handling of extern inline functions. 

* cgraphunit.c (cgraph_finalize_function): Fix handling of extern
	inline functions.
	(cgraph_finalize_compilation_unit): Fix crash when dealing with lost
	DECL_SAVED_TREE.

From-SVN: r71245
This commit is contained in:
Jan Hubicka 2003-09-09 22:27:52 +02:00 committed by Jan Hubicka
parent 892955bff0
commit cd4dea6224
2 changed files with 33 additions and 18 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
Tue Sep 9 22:18:48 CEST 2003 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_finalize_function): Fix handling of extern
inline functions.
(cgraph_finalize_compilation_unit): Fix crash when dealing with lost
DECL_SAVED_TREE.
2003-09-09 Roger Sayle <roger@eyesopen.com>
* builtins.c (fold_builtin_cabs): Protect the complex argument

44
gcc/cgraphunit.c
View File

@ -160,26 +160,28 @@ cgraph_finalize_function (tree decl, tree body ATTRIBUTE_UNUSED)
??? It may make more sense to use one body for inlining and other body
for expanding the function but this is dificult to do. */
if (!node->needed)
/* Reset our datastructures so we can analyze the function body
again. */
memset (&node->local, 0, sizeof (node->local));
memset (&node->global, 0, sizeof (node->global));
memset (&node->rtl, 0, sizeof (node->rtl));
node->lowered = false;
if (node->output)
abort ();
while (node->callees)
cgraph_remove_call (node->decl, node->callees->callee->decl);
/* We may need to re-queue the node for assembling in case
we already proceeded it and ignored as not needed. */
if (node->reachable && !flag_unit_at_a_time)
{
/* Reset our datastructures so we can analyze the function body
again. */
memset (&node->local, 0, sizeof (node->local));
memset (&node->global, 0, sizeof (node->global));
memset (&node->rtl, 0, sizeof (node->rtl));
node->lowered = false;
if (node->output)
abort ();
while (node->callees)
cgraph_remove_call (node->decl, node->callees->callee->decl);
struct cgraph_node *n;
for (n = cgraph_nodes_queue; n; n = n->next_needed)
if (n == node)
break;
if (!n)
node->reachable = 0;
}
else
/* Frontend may call finalize_function twice when it is incorrectly
redefined. */
if (errorcount || sorrycount)
return;
else
abort ();
}
notice_global_symbol (decl);
node->decl = decl;
@ -333,6 +335,12 @@ cgraph_finalize_compilation_unit (void)
node = cgraph_nodes_queue;
cgraph_nodes_queue = cgraph_nodes_queue->next_needed;
/* ??? It is possible to create extern inline function and later using
weak alas attribute to kill it's body. See
gcc.c-torture/compile/20011119-1.c */
if (!DECL_SAVED_TREE (decl))
continue;
if (node->lowered || !node->reachable || !DECL_SAVED_TREE (decl))
abort ();