[llvm] r294555 - [GlobalISel] Simplify StringRef parameters. NFC.

[Diana Picus via llvm-commits]

On 9 February 2017 at 18:19, Daniel Sanders via llvm-commits
<llvm-commits at lists.llvm.org> wrote:
> By the way, I think these ought to be 'const StringRef &'. It's more common and also avoids copying the StringRef object.

Um, actually the programmer's manual [1] says "StringRef is small and
pervasive enough in LLVM that it should always be passed by value.".
If it's time to change that policy, we should update the manual.

Just saying,
Diana

[1] http://llvm.org/docs/ProgrammersManual.html#passing-strings-the-stringref-and-twine-classes