Avoid many allocations for CStrings during codegen.#53161

Merged

bors merged 2 commits intorust-lang:masterfrom michaelwoerister:cstrings

Aug 13, 2018

+256-92

Commits on Aug 10, 2018

Introduce const_cstr!() macro and use it where applicable.
michaelwoerister
committed
Introduce SmallCStr and use it where applicable.
michaelwoerister
committed