22  * The following constant represents the default floating-point environment
27  * that manage the floating-point environment, namely fesetenv() and
36  * The feclearexcept() function clears the supported floating-point exceptions
46 	/* Store the current floating-point status register */  in feclearexcept()
49 	/* Clear the requested floating-point exceptions */  in feclearexcept()
52 	/* Load the floating-point status register */  in feclearexcept()
61  * representation of the states of the floating-point status flags indicated by
71 	/* Store the current floating-point status register */  in fegetexceptflag()
81  * The feraiseexcept() function raises the supported floating-point exceptions
123  * This function sets the floating-point status flags indicated by the argument
125  * NOT raise any floating-point exceptions, but only sets the state of the flags.
134 	/* Store the current floating-point status register */  in fesetexceptflag()
141 	/* Load the floating-point status register */  in fesetexceptflag()
150  * floating-point exception flags are currently set. The `excepts' argument
151  * specifies the floating-point status flags to be queried.
160 	/* Store the current floating-point status register */  in fetestexcept()
175 	/* Store the current floating-point control register */  in fegetround()
196 	/* Store the current floating-point control register */  in fesetround()
203 	/* Load the floating-point control register */  in fesetround()
211  * The fegetenv() function attempts to store the current floating-point
217 	/* Store the current floating-point control and status registers */  in fegetenv()
226  * The feholdexcept() function saves the current floating-point environment
227  * in the object pointed to by envp, clears the floating-point status flags, and
228  * then installs a non-stop (continue on floating-point exceptions) mode, if
229  * available, for all floating-point exceptions.
236 	/* Store the current floating-point control and status registers */  in feholdexcept()
255  * The fesetenv() function attempts to establish the floating-point environment
258  * floating-point environment macro. The fesetenv() function does not raise
259  * floating-point exceptions, but only installs the state of the floating-point
267 	/* Store the current floating-point control and status registers */  in fesetenv()
279 	/* Load the floating-point control and status registers */  in fesetenv()
288  * The feupdateenv() function saves the currently raised floating-point
289  * exceptions in its automatic storage, installs the floating-point environment
291  * floating-point exceptions. The argument `envp' shall point to an object set
292  * by a call to feholdexcept() or fegetenv(), or equal a floating-point
300 	/* Store the current floating-point status register */  in feupdateenv()
303 	/* Install new floating-point environment */  in feupdateenv()
323 	/* Store the current floating-point control register */  in feenableexcept()
329 	/* Load the floating-point control register */  in feenableexcept()
343 	/* Store the current floating-point control register */  in fedisableexcept()
349 	/* Load the floating-point control register */  in fedisableexcept()
360 	/* Store the current floating-point control register */  in fegetexcept()