avr.c (avr_encode_section_info): Bail out if the type is error_mark_node.

gcc:
        * config/avr/avr.c (avr_encode_section_info): Bail out if the type
        is error_mark_node.
gcc/testsuite:
        * testsuite/gcc.c-torture/compile/limits-externdecl.c [target avr-*-*]:
        Expect "size of array is too large" error.

From-SVN: r198876

gcc/ChangeLog

+2013-05-14  Joern Rennecke <joern.rennecke@embecosm.com>
+
+	* config/avr/avr.c (avr_encode_section_info): Bail out if the type
+        is error_mark_node.
+
 2013-05-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	PR target/57261

gcc/config/avr/avr.c

@@ -8324,7 +8324,10 @@ avr_encode_section_info (tree decl, rtx rtl, int new_decl_p)
       && SYMBOL_REF == GET_CODE (XEXP (rtl, 0)))
    {
       rtx sym = XEXP (rtl, 0);
-      addr_space_t as = TYPE_ADDR_SPACE (TREE_TYPE (decl));
+      tree type = TREE_TYPE (decl);
+      if (type == error_mark_node)
+	return;
+      addr_space_t as = TYPE_ADDR_SPACE (type);
 
       /* PSTR strings are in generic space but located in flash:
          patch address space.  */

gcc/testsuite/ChangeLog

+2013-05-14  Joern Rennecke <joern.rennecke@embecosm.com>
+
+	* testsuite/gcc.c-torture/compile/limits-externdecl.c [target avr-*-*]:
+        Expect "size of array is too large" error.
+
 2013-05-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* gcc.dg/fstack-protector-strong.c (alloca): Declare.

gcc/testsuite/gcc.c-torture/compile/limits-externdecl.c

@@ -52,4 +52,4 @@ LIM5 (X);
 REFERENCE references[] = {
   LIM5 (X)
   0
-};
+}; /* { dg-error "size of array is too large" "" { target avr-*-* } } */