Add operator<< to hadamard test.

This quiets valgrind warning.

Change-Id: I7c5e23ebb91cc67cf93678135b826b2bc8e9db2f

diff --git a/test/hadamard_test.cc b/test/hadamard_test.cc
index 6f9bec07b18e4ba30de8aef1fe77851654326350..f524ed1364ddbed9365d6dd01c6eef4f490c3e14 100644 (file)
--- a/test/hadamard_test.cc
+++ b/test/hadamard_test.cc
@@ -124,6 +124,10 @@ struct HadamardFuncWithSize {
   int block_size;
 };
 
+std::ostream &operator<<(std::ostream &os, const HadamardFuncWithSize &hfs) {
+  return os << "block size: " << hfs.block_size;
+}
+
 class HadamardTestBase : public ::testing::TestWithParam<HadamardFuncWithSize> {
  public:
   virtual void SetUp() {