On 29/04/2020 13:41, J. Gareth Moreton wrote: > Thanks for the response. Yes, this is all inside the compiler. > Basically I need a means to keep track of the internal state of a > function as I step through the nodes (a process I call 'node > emulation'), namely local variables, parameters (if they're not const, > they're basically just like local variables), and the function Result > and out parameters. Since these may be all sorts of things like > integers, floating-point values, strings or record types, I need a > system that can handle all of these value types. I figure the compiler > has an existing structure somewhere, but I'm not sure what it is.
It's called constant propagation. -Ooconstprop enables this, but the current support is very limited. Jonas _______________________________________________ fpc-devel maillist - fpc-devel@lists.freepascal.org https://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-devel
