From a52a87c3ab93bd38ef012bf0703ae04d8436b916 Mon Sep 17 00:00:00 2001
From: Alexandre Oliva <aoliva@redhat.com>
Date: Mon, 19 Sep 2011 12:32:21 +0000
Subject: [PATCH] * emit-rtl.c (copy_insn_1): Do not copy DEBUG_EXPRs.

From-SVN: r178971
---
 gcc/ChangeLog  | 4 ++++
 gcc/emit-rtl.c | 1 +
 2 files changed, 5 insertions(+)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 06060c5fd69..538558a734d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2011-09-19  Alexandre Oliva  <aoliva@redhat.com>
+
+	* emit-rtl.c (copy_insn_1): Do not copy DEBUG_EXPRs.
+
 2011-09-19  Ira Rosen  <ira.rosen@linaro.org>
 
 	PR tree-optimization/50413
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index c94e7438c91..ee38d3c90b0 100644
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -5269,6 +5269,7 @@ copy_insn_1 (rtx orig)
   switch (code)
     {
     case REG:
+    case DEBUG_EXPR:
     case CONST_INT:
     case CONST_DOUBLE:
     case CONST_FIXED:
-- 
2.30.2