[PATCH] D49084: FileCheck: Add support for variable expressions

[James Henderson via Phabricator via llvm-commits]

jhenderson added a comment.

In https://reviews.llvm.org/D49084#1160851, @arichardson wrote:

> I case people are interested I have also implemented something similar in our fork of llvm. I chose `[[@EXPR var + 0x42]]` as the syntax. I also added some functions such as `[[@EXPR hex(VAR)]]`.
>  Variables can either by referenced by name or if they conflict with one of the builtin functions using `${x}` syntax: `[[@EXPR toupper(hex(${hex}))]]`


Simple functions are also on my wish-list! The main ones we care about are converting to and from hex numbers, and being able to do additions and subtractions. But I think just the basic integer and hex reading and additions would be a good start.


Repository:
  rL LLVM

https://reviews.llvm.org/D49084