From: Graham Stott <grahams@btinternet.com>
Date: Mon, 6 May 2013 22:08:56 +0000 (+0000)
Subject: 013-05-06  Graham Stott  <grahams@btinternet.com>
X-Git-Tag: releases/gcc-4.9.0~6019
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a8fd4225625f365590a52d09a1f51caa6965e548;p=thirdparty%2Fgcc.git

013-05-06  Graham Stott  <grahams@btinternet.com>

        * gensupport.c (add_predicate_code): Also exclude SCRATCH from rtx
        codes which allow non-lvalues.

From-SVN: r198653
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d813433e124d..6bb5c2b4fbae 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+013-05-06  Graham Stott  <grahams@btinternet.com>
+
+	* gensupport.c (add_predicate_code): Also exclude SCRATCH from rtx
+	codes which allow non-lvalues.
+
 2013-05-06  Marc Glisse  <marc.glisse@inria.fr>
 
 	* tree.c (integer_all_onesp) <COMPLEX_CST>: Test that both
diff --git a/gcc/gensupport.c b/gcc/gensupport.c
index 9b9a03ef62b4..1092bd8111ea 100644
--- a/gcc/gensupport.c
+++ b/gcc/gensupport.c
@@ -2732,7 +2732,8 @@ add_predicate_code (struct pred_data *pred, enum rtx_code code)
 	  && code != MEM
 	  && code != CONCAT
 	  && code != PARALLEL
-	  && code != STRICT_LOW_PART)
+	  && code != STRICT_LOW_PART
+	  && code != SCRATCH)
 	pred->allows_non_lvalue = true;
 
       if (pred->num_codes == 1)