From: Roger Sayle <roger@eyesopen.com>
Date: Sat, 15 Jul 2006 17:19:18 +0000 (+0000)
Subject: tree-gimple.c (is_gimple_stmt): Sink test of IS_EMPTY_STMT into a new NOP_EXPR case... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b0d5d5de789ef8cb4df99c08c3bf864152e65e75;p=gcc.git

tree-gimple.c (is_gimple_stmt): Sink test of IS_EMPTY_STMT into a new NOP_EXPR case of the switch statement.


	* tree-gimple.c (is_gimple_stmt): Sink test of IS_EMPTY_STMT into
	a new NOP_EXPR case of the switch statement.

From-SVN: r115480
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0a7a902eef6..02ceb92e9b5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2006-07-15  Roger Sayle  <roger@eyesopen.com>
+
+	* tree-gimple.c (is_gimple_stmt): Sink test of IS_EMPTY_STMT into
+	a new NOP_EXPR case of the switch statement.
+
 2006-07-15  Kaz Kojima  <kkojima@gcc.gnu.org>
 
 	PR middle-end/28160
diff --git a/gcc/tree-gimple.c b/gcc/tree-gimple.c
index 7b5202771c3..b85ddad45fe 100644
--- a/gcc/tree-gimple.c
+++ b/gcc/tree-gimple.c
@@ -193,11 +193,12 @@ is_gimple_stmt (tree t)
 {
   enum tree_code code = TREE_CODE (t);
 
-  if (IS_EMPTY_STMT (t))
-    return 1;
-
   switch (code)
     {
+    case NOP_EXPR:
+      /* The only valid NOP_EXPR is the empty statement.  */
+      return IS_EMPTY_STMT (t);
+
     case BIND_EXPR:
     case COND_EXPR:
       /* These are only valid if they're void.  */