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-rw-r--r--test/audio/helper.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/test/audio/helper.h b/test/audio/helper.h
index 262ca1c060..e0d034aaea 100644
--- a/test/audio/helper.h
+++ b/test/audio/helper.h
@@ -18,7 +18,7 @@ static T *createSine(const int sampleRate, const int time) {
const T maxValue = std::numeric_limits<T>::max() ^ xorMask;
for (int i = 0; i < time * sampleRate; ++i)
- sine[i] = ((T)(sin((double)i / sampleRate * 2 * PI) * maxValue)) ^ xorMask;
+ sine[i] = ((T)(sin((double)i / sampleRate * 2 * M_PI) * maxValue)) ^ xorMask;
return sine;
}