[llvm] [llvm-rc] Add support for multiplication and division in expressions (PR #143373)

[Martin Storsjö via llvm-commits]

mstorsjo wrote:

Thanks, now it should handle operator precedence correctly.

(It may have been possible to handle this by sticking to two levels of expression evaluation, but for clarity, I made a second level inbetween the preexisting low precendence binary operators, and the existing unary operators.)

https://github.com/llvm/llvm-project/pull/143373