Template:ddcl list begin <tr class="t-dsc-header"><td>
<td></td> <td></td> <tr class="t-dcl-sep"><td></td><td></td><td></td></tr>
<tr class="t-dcl "><td >
<td class="t-dcl-nopad"> </td> <td > (since C++11) </td> </tr> Template:ddcl list end
First, remembers the currently raised floating-point exceptions, then restores the floating-point environment from the object pointed to by
envp (similar to std::fesetenv), then raises the floating-point exceptions that were saved.
This function may be used to end the non-stop mode established by an earlier call to std::feholdexcept.
|envp||-|| pointer to the object of type std::fenv_t set by an earlier call to std::feholdexcept or |
0 on success, non-zero otherwise.