From 31408f60e99e80c891e4f0356abeacf58c86f999 Mon Sep 17 00:00:00 2001
From: Eric Botcazou <ebotcazou@gcc.gnu.org>
Date: Mon, 21 Mar 2011 18:04:50 +0000
Subject: [PATCH] * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.

From-SVN: r171253
---
 gcc/ChangeLog  | 6 +++++-
 gcc/gimplify.c | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7296dec723bb..669741c3c721 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,4 +1,8 @@
-2011-03-20  Jakub Jelinek  <jakub@redhat.com>
+2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
+
+2011-03-21  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c/42544
 	PR c/48197
diff --git a/gcc/gimplify.c b/gcc/gimplify.c
index 0b314a068c39..c034ec292280 100644
--- a/gcc/gimplify.c
+++ b/gcc/gimplify.c
@@ -1322,6 +1322,7 @@ gimplify_vla_decl (tree decl, gimple_seq *seq_p)
   addr = create_tmp_var (ptr_type, get_name (decl));
   DECL_IGNORED_P (addr) = 0;
   t = build_fold_indirect_ref (addr);
+  TREE_THIS_NOTRAP (t) = 1;
   SET_DECL_VALUE_EXPR (decl, t);
   DECL_HAS_VALUE_EXPR_P (decl) = 1;
 
-- 
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