[Lldb-commits] [lldb] [LLDB] Add bit extraction to DIL (PR #141422)

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cmtice wrote:

> I agree with Pavel that using `-` for ranges of bitfields was an unfortunate choice, which really only worked because we didn't intend to provide the addition operators in the ValueObject path specifications. Now that we're going to add those, we ought to switch to something that isn't ambiguous. And operations on one of the ends of a range request seem like something you really might want to do.
> 
> If we are worried about supporting older uses of path expressions while we're quite dramatically expanding what you can express in this syntax, we probably should make the parser have a mode where it emulates the old path expression, turning off the new operators.
> 
> `:` seems like a fine separator. C# seems to use `..` and swift uses `...` and `..<` for the open and half-open ranges. But it seems like a single character is simpler?

My 2 cents: I prefer using ':'

https://github.com/llvm/llvm-project/pull/141422