C++ wrapper iostream input bug
marc.glisse at inria.fr
Mon Apr 19 12:30:35 CEST 2010
On Mon, 22 Mar 2010, Helmut Jarausch wrote:
> The 'operator>>' in the C++ wrapper library fails if the input
> is not terminated by white space - see the example.
> This doesn't fail for the input operator in general, just for
let me check whether I understand how it works.
1) when the exception mask is clear, gmp works fine (actually there is a
bug that makes it clear the eof flag too eagerly, but let's ignore that
2) it may happen that the fail flag is temporarily set and then cleared
during the execution of the function.
==> Things would work as you expect if for such functions gmp saved the
exception mask, cleared it, executed the current code and finally restored
More information about the gmp-bugs