[patch] std::experimental::gcd and std::experimental::lcd

[Marc Glisse]

On Sat, 2 May 2015, Jonathan Wakely wrote:

> std::abs seems to work fine for unsigned, the overload in <cmath> for
> integral types just uses __builtin_fabs.

http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-active.html#2192
That overload should die.

-- 
Marc Glisse