reduce spurious warnings using -fsyntax-only

From-SVN: r25366

gcc/ChangeLog

+Mon Feb 22 11:40:44 1999  Craig Burley  <craig@jcb-sc.com>
+
+	Decrease spurious warnings from -fsyntax-only:
+	* stmt.c (expand_expr_stmt): Expand expr even when -fsyntax-only.
+
 Mon Feb 22 10:55:00 1999  Gavin Romig-Koch  <gavin@cygnus.com>
 
 	* c-lex.c (yylex): Replace warning about integer constants being

gcc/stmt.c

@@ -1692,13 +1692,10 @@ expand_expr_stmt (exp)
     exp = build1 (ADDR_EXPR, build_pointer_type (TREE_TYPE (exp)), exp);
 
   last_expr_type = TREE_TYPE (exp);
-  if (flag_syntax_only && ! expr_stmts_for_value)
-    last_expr_value = 0;
-  else
-    last_expr_value = expand_expr (exp,
-				   (expr_stmts_for_value
-				    ? NULL_RTX : const0_rtx),
-				   VOIDmode, 0);
+  last_expr_value = expand_expr (exp,
+				 (expr_stmts_for_value
+				  ? NULL_RTX : const0_rtx),
+				 VOIDmode, 0);
 
   /* If all we do is reference a volatile value in memory,
      copy it to a register to be sure it is actually touched.  */