From d1d7a1ade9da009f11b8ff47222c6498fdd93aa2 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Sun, 23 Jun 2013 19:11:32 +0200
Subject: Workaround a bunch of stupid warnings in unit tests

---
 test/determinant.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'test/determinant.cpp')

diff --git a/test/determinant.cpp b/test/determinant.cpp
index edf83fda9..81ab4b084 100644
--- a/test/determinant.cpp
+++ b/test/determinant.cpp
@@ -53,8 +53,9 @@ template<typename MatrixType> void determinant(const MatrixType& m)
 
 void test_determinant()
 {
-  int s;
   for(int i = 0; i < g_repeat; i++) {
+    int s = 0;
+    s = s; // shuts down ICC's remark #593: variable "s" was set but never used
     CALL_SUBTEST_1( determinant(Matrix<float, 1, 1>()) );
     CALL_SUBTEST_2( determinant(Matrix<double, 2, 2>()) );
     CALL_SUBTEST_3( determinant(Matrix<double, 3, 3>()) );
@@ -62,6 +63,6 @@ void test_determinant()
     CALL_SUBTEST_5( determinant(Matrix<std::complex<double>, 10, 10>()) );
     s = internal::random<int>(1,EIGEN_TEST_MAX_SIZE/4);
     CALL_SUBTEST_6( determinant(MatrixXd(s, s)) );
+    EIGEN_UNUSED_VARIABLE(s)
   }
-  EIGEN_UNUSED_VARIABLE(s)
 }
-- 
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