Fix IsComplexWave to return boolean 0/1 instead of bitmask

Copilot · t-b · Copilot · commit 7fb0fa257d22 · 2026-02-03T15:27:53.000Z
Co-authored-by: t-b &lt;1185677+t-b@users.noreply.github.com&gt;
diff --git a/Packages/MIES/MIES_Utilities_Checks.ipf b/Packages/MIES/MIES_Utilities_Checks.ipf
@@ -239,7 +239,7 @@ End
 /// @brief Return 1 if the wave is a complex wave
 threadsafe Function IsComplexWave(WAVE wv)
 
-	return WaveType(wv) & IGOR_TYPE_COMPLEX
+	return !!(WaveType(wv) & IGOR_TYPE_COMPLEX)
 End
 
 /// @brief Return true if wv is a free wave, false otherwise
diff --git a/Packages/tests/Basic/UTF_Utils_Checks.ipf b/Packages/tests/Basic/UTF_Utils_Checks.ipf
@@ -851,6 +851,7 @@ Function ICW_Works([STRUCT IUTF_mData &m])
 	WAVE wv = m.w0
 
 	// Check if it's a complex wave
+	// IsComplexWave returns 0 or 1
 	variable waveTypeValue = WaveType(wv)
 	variable expected      = !!(waveTypeValue & IGOR_TYPE_COMPLEX)
 
