From c262f47adb64e1062e1e12437b5780e0e0f2569d Mon Sep 17 00:00:00 2001
From: Markus Blatt <mblatt@dune-project.org>
Date: Wed, 1 Dec 2010 16:18:56 +0000
Subject: [PATCH] Prevent division by zero which produces a SIGFPE on some
systems.
[[Imported from SVN: r6285]]
---
dune/common/test/fvectortest.cc | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/dune/common/test/fvectortest.cc b/dune/common/test/fvectortest.cc
index fb0790527..3fba6c804 100644
--- a/dune/common/test/fvectortest.cc
+++ b/dune/common/test/fvectortest.cc
@@ -114,21 +114,25 @@ struct ScalarOperatorTest
a = v + a;
a = v - a;
a = v * a;
+ a += (ft)1; // make sure a!=0
a = v / a;
v = v + a;
v = v - a;
v = v * a;
+ a += (ft)1; // make sure a!=0
v = v / a;
a = a + v;
a = a - v;
a = a * v;
+ v += (ft)1; // make sure v!=0
a = a / v;
v = a + v;
v = a - v;
v = a * v;
+ v += (ft)1; // make sure v!=0
v = a / v;
v -= v;
@@ -136,6 +140,7 @@ struct ScalarOperatorTest
v += v;
v += a;
v *= a;
+ a += (ft)1; // make sure a!=0
v /= a;
b = (v == a);
--
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