typeck.c (mark_addressable): Don't assume a FUNCTION_DECL has DECL_LANG_SPECIFIC.

	* typeck.c (mark_addressable): Don't assume a FUNCTION_DECL
	has DECL_LANG_SPECIFIC.

From-SVN: r16695

gcc/cp/ChangeLog

 Mon Nov 24 12:15:55 1997  Jason Merrill  <jason@yorick.cygnus.com>
 
+	* typeck.c (mark_addressable): Don't assume a FUNCTION_DECL
+	has DECL_LANG_SPECIFIC.
+
 	* exception.cc (struct cp_eh_info): Add handlers field.
 	(__cp_push_exception): Initialize it.
 	(__cp_pop_exception): Decrement it.  Don't pop unless it's 0.

gcc/cp/typeck.c

@@ -4807,12 +4807,15 @@ mark_addressable (exp)
 	return 1;
 
       case FUNCTION_DECL:
-	/* We have to test both conditions here.  The first may
-	   be non-zero in the case of processing a default function.
-	   The second may be non-zero in the case of a template function.  */
-	x = DECL_MAIN_VARIANT (x);
-	if (DECL_TEMPLATE_INFO (x) && !DECL_TEMPLATE_SPECIALIZATION (x))
-	  mark_used (x);
+	if (DECL_LANG_SPECIFIC (x) != 0)
+	  {
+	    x = DECL_MAIN_VARIANT (x);
+	    /* We have to test both conditions here.  The first may be
+	       non-zero in the case of processing a default function.  The
+	       second may be non-zero in the case of a template function.  */
+	    if (DECL_TEMPLATE_INFO (x) && !DECL_TEMPLATE_SPECIALIZATION (x))
+	      mark_used (x);
+	  }
 	TREE_ADDRESSABLE (x) = 1;
 	TREE_USED (x) = 1;
 	TREE_ADDRESSABLE (DECL_ASSEMBLER_NAME (x)) = 1;