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[PATCH] PR10602
- From: Steven Bosscher <s dot bosscher at student dot tudelft dot nl>
- To: gcc-patches at gcc dot gnu dot org
- Date: 04 Jul 2003 01:43:29 +0200
- Subject: [PATCH] PR10602
Hi,
Just a boring tree check failure when comparing a function
prototype with its declaration and one of the arguments
has the "type" error_mark_node.
Bootstrapped on i686-pc-linux-gnu, and verified that the ICE
disappears; running the test suite now. OK if it passes?
Gr.
Steven
2003-07-04 Steven Bosscher <steven@gcc.gnu.org>
PR c/10602
* c-typeck.c (type_lists_compatible_p): Do not compare
arguments if one of them is an error_mark_node.
Index: c-typeck.c
===================================================================
RCS file: /cvs/gcc/gcc/gcc/c-typeck.c,v
retrieving revision 1.241
diff -c -3 -p -r1.241 c-typeck.c
*** c-typeck.c 30 Jun 2003 19:36:20 -0000 1.241
--- c-typeck.c 3 Jul 2003 23:33:57 -0000
*************** type_lists_compatible_p (tree args1, tre
*** 701,706 ****
--- 701,710 ----
if (c_type_promotes_to (TREE_VALUE (args1)) != TREE_VALUE (args1))
return 0;
}
+ /* If one of the arguments is an error marker, ignore this arg. */
+ else if (TREE_CODE (TREE_VALUE (args1)) == ERROR_MARK
+ || TREE_CODE (TREE_VALUE (args2)) == ERROR_MARK)
+ ;
else if (! (newval = comptypes (TYPE_MAIN_VARIANT (TREE_VALUE (args1)),
TYPE_MAIN_VARIANT (TREE_VALUE (args2)))))
{