From: Richard Henderson <rth@redhat.com>
Date: Mon, 17 Oct 2011 17:02:05 +0000 (-0700)
Subject: re PR tree-optimization/50746 (FAIL: gcc.dg/vect/pr37482.c (internal compiler error... 
X-Git-Tag: releases/gcc-4.7.0~3043
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=42a04c4841c19f5a93bb9c6e51108a6aa12eacb7;p=thirdparty%2Fgcc.git

re PR tree-optimization/50746 (FAIL: gcc.dg/vect/pr37482.c (internal compiler error) on powerpc-apple-darwin9)

PR 50746
        * optabs.c (expand_vec_perm_expr): Fix indexing error.

From-SVN: r180100
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6db875f0c4ee..5524cb046835 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-10-17  Richard Henderson  <rth@redhat.com>
+
+	PR 50746
+	* optabs.c (expand_vec_perm_expr): Fix indexing error.
+
 2011-10-17  Sergio Durigan Junior  <sergiodj@redhat.com>
 
 	* configure.ac: Display `yes' if the SystemTap header has been
diff --git a/gcc/optabs.c b/gcc/optabs.c
index a373d7aeff47..332723e0665b 100644
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -6837,7 +6837,7 @@ expand_vec_perm_expr (tree type, tree v0, tree v1, tree sel, rtx target)
           this_e *= u;
 
 	  for (j = 0; j < u; ++j)
-	    vec[i * e + j] = GEN_INT (this_e + j);
+	    vec[i * u + j] = GEN_INT (this_e + j);
 	}
       sel_rtx = gen_rtx_CONST_VECTOR (qimode, gen_rtvec_v (w, vec));
     }