Remove C++11 calls from intelligibility_utils

webrtc/modules/audio_processing/intelligibility/intelligibility_utils_unittest.cc

 /*
  *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 30 matching lines @@
 
 // Tests UpdateFactor.
 TEST(IntelligibilityUtilsTest, TestUpdateFactor) {
   EXPECT_EQ(0, intelligibility::UpdateFactor(0, 0, 0));
   EXPECT_EQ(4, intelligibility::UpdateFactor(4, 2, 3));
   EXPECT_EQ(3, intelligibility::UpdateFactor(4, 2, 1));
   EXPECT_EQ(2, intelligibility::UpdateFactor(2, 4, 3));
   EXPECT_EQ(3, intelligibility::UpdateFactor(2, 4, 1));
 }
 
-// Tests cplxfinite, cplxnormal, and zerofudge.
+// Tests zerofudge.
 TEST(IntelligibilityUtilsTest, TestCplx) {
   complex<float> t0(1.f, 0.f);
-  EXPECT_TRUE(intelligibility::cplxfinite(t0));
-  EXPECT_FALSE(intelligibility::cplxnormal(t0));
   t0 = intelligibility::zerofudge(t0);
   EXPECT_NE(t0.imag(), 0.f);
   EXPECT_NE(t0.real(), 0.f);
-  const complex<float> t1(1.f, std::sqrt(-1.f));
-  EXPECT_FALSE(intelligibility::cplxfinite(t1));
-  EXPECT_FALSE(intelligibility::cplxnormal(t1));
-  const complex<float> t2(1.f, 1.f);
-  EXPECT_TRUE(intelligibility::cplxfinite(t2));
-  EXPECT_TRUE(intelligibility::cplxnormal(t2));
 }
 
 // Tests NewMean and AddToMean.
 TEST(IntelligibilityUtilsTest, TestMeanUpdate) {
   const complex<float> data[] = {{3, 8}, {7, 6}, {2, 1}, {8, 9}, {0, 6}};
   const complex<float> means[] = {{3, 8}, {5, 7}, {4, 5}, {5, 6}, {4, 6}};
   complex<float> mean(3, 8);
   for (size_t i = 0; i < arraysize(data); i++) {
     EXPECT_EQ(means[i], NewMean(mean, data[i], i + 1));
     AddToMean(data[i], i + 1, &mean);
@@ skipping 104 matching lines @@
       EXPECT_LT(out_data[i][j].real(), 1.0f);
       EXPECT_GT(out_data[i][j].imag(), 0.0f);
       EXPECT_LT(out_data[i][j].imag(), 1.0f);
     }
   }
 }
 
 }  // namespace intelligibility
 
 }  // namespace webrtc