re PR target/27421 (ICE with invalid array in struct)

	PR target/27421
	* config/i386/i386.c (classify_argument): Skip fields with invalid
	types.

	* gcc.dg/array-9.c: New test.

From-SVN: r113609

gcc/ChangeLog

+2006-05-07  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+
+	PR target/27421
+	* config/i386/i386.c (classify_argument): Skip fields with invalid
+	types.
+
 2006-05-07  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/27409

gcc/config/i386/i386.c

@@ -2961,6 +2961,9 @@ classify_argument (enum machine_mode mode, tree type,
 		{
 		  int num;
 
+		  if (TREE_TYPE (field) == error_mark_node)
+		    continue;
+
 		  /* Bitfields are always classified as integer.  Handle them
 		     early, since later code would consider them to be
 		     misaligned integers.  */

gcc/testsuite/ChangeLog

+2006-05-07  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+
+	PR target/27421
+	* gcc.dg/array-9.c: New test.
+
 2006-05-07  Richard Guenther  <rguenther@suse.de>
 
 	PR tree-optimization/27409

gcc/testsuite/gcc.dg/array-9.c

+/* PR target/27421 */
+/* { dg-do compile } */
+
+struct A
+{
+  int i;
+  void x[1];  /* { dg-error "array of voids" } */
+};
+
+void foo(struct A a) {}