fetestexcept()

Test if a floating-point exception has been raised.

  #include <fenv.h>
  
  void fetestexcept(int e);    

e

Zero or more exceptions to test.

This function returns true if one or more of the exceptions specified by e have been raised.

This facility may not be available on configurations of the EWL that run on platforms that do not have floating-point math capabilities.