[Bug c++/57066] [4.7/4.8/4.9 Regression] std::logb(-inf) returns wrong value

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57066



Marek Polacek <mpolacek at gcc dot gnu.org> changed:



           What    |Removed                     |Added

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                 CC|                            |mpolacek at gcc dot gnu.org



--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> 2013-04-25 
08:41:28 UTC ---

Note that at least -O is needed + -std=c++11.  With -O0 it correctly prints

"inf".