expr.c (preexpand_calls, [...]): Don't look at TYPE_SIZE of VOID_TYPE.

	* expr.c (preexpand_calls, case CALL_EXPR): Don't look at TYPE_SIZE
	of VOID_TYPE.

From-SVN: r33336

gcc/ChangeLog

+Sat Apr 22 06:45:04 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* expr.c (preexpand_calls, case CALL_EXPR): Don't look at TYPE_SIZE
+	of VOID_TYPE.
+
 Fri Apr 21 18:33:09 2000  Alexandre Oliva  <aoliva@cygnus.com>
 
 	* config/mn10300/mn10300.h (REGNO_REG_CLASS): Use NO_REGS instead

gcc/expr.c

@@ -9086,7 +9086,8 @@ preexpand_calls (exp)
       /* Do nothing if already expanded.  */
       if (CALL_EXPR_RTL (exp) != 0
 	  /* Do nothing if the call returns a variable-sized object.  */
-	  || TREE_CODE (TYPE_SIZE (TREE_TYPE(exp))) != INTEGER_CST
+	  || (TREE_CODE (TREE_TYPE (exp)) != VOID_TYPE
+	      && TREE_CODE (TYPE_SIZE (TREE_TYPE (exp))) != INTEGER_CST)
 	  /* Do nothing to built-in functions.  */
 	  || (TREE_CODE (TREE_OPERAND (exp, 0)) == ADDR_EXPR
 	      && (TREE_CODE (TREE_OPERAND (TREE_OPERAND (exp, 0), 0))