[C/C++] Floating point comparisons with NaN giving inconsistent results - ntcoder
You might notice that when comparing with NaN, the comparison gives wrong results at least for x64 builds. Take a look at the following piece of code. If you run this sample application the comparison statement if(lfv==0.0) returns true and the MessageBox is displayed. (We had a customer who reported this behavior.) #include "stdafx.h" #include …Continue reading...
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