[kevin_thibedeau]

Some of us still have to use outdated C++ compilers where the ::std namespace doesn't exist and all the modern goodies are but a dream.

[mrpippy]

Yikes, what platform is this?

[pjmlp]

I bet some nice embedded platforms making use of Embedded C++ dialect.

https://en.wikipedia.org/wiki/Embedded_C%2B%2B