From: Matthias Maier <tamiko@kyomu.43-1.org>
Date: Sun, 11 Nov 2012 11:29:59 +0000 (+0000)
Subject: Take over r27494 from branch_cmake:
X-Git-Tag: v8.0.0~1840
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=484b34767efdbbd5c3141049b26e01f8a6fff177;p=dealii.git

Take over r27494 from branch_cmake:

Remove an unnecessary micro optimization that triggers -Warray-bounds

git-svn-id: https://svn.dealii.org/trunk@27499 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/include/deal.II/base/tensor_base.h b/deal.II/include/deal.II/base/tensor_base.h
index 0627a6dfb2..0aae6643f3 100644
--- a/deal.II/include/deal.II/base/tensor_base.h
+++ b/deal.II/include/deal.II/base/tensor_base.h
@@ -975,30 +975,9 @@ inline
 Tensor<1,dim,Number> &
 Tensor<1,dim,Number>::operator = (const Tensor<1,dim,Number> &p)
 {
-                                   // unroll by hand since this is a
-                                   // frequently called function and
-                                   // some compilers don't want to
-                                   // always unroll the loop in the
-                                   // general template
-  switch (dim)
-    {
-    case 1:
-      values[0] = p.values[0];
-      break;
-    case 2:
-      values[0] = p.values[0];
-      values[1] = p.values[1];
-      break;
-    case 3:
+  for (unsigned int i=0; i<dim; ++i)
+    values[i] = p.values[i];
 
-      values[0] = p.values[0];
-      values[1] = p.values[1];
-      values[2] = p.values[2];
-      break;
-    default:
-      for (unsigned int i=0; i<dim; ++i)
-        values[i] = p.values[i];
-    }
   return *this;
 }