On Saturday, 8 February 2014 at 22:03:13 UTC, Walter Bright wrote:
You can make the lookup faster by compromising the function code generation, but this is considered an unacceptable tradeoff.
"Compromising"? You mean they had to modify codegen, which they didn't want to. Clearly, if you know the return address you also could have stack info access close to it (at a fixed offset), at no runtime cost whatsoever.
