bug in long programs without data references #51
Description
A program of 128 or more instructions e.g. MOV R0, #0 that has no defined data (DCD, DCB etc) will give parse failure from line 425 of ExecutionTop.fs.
To reproduce
NB this bug is present on Visual2 master branch and (identically) hlp2019-test.
- Start Visual2
- load or enter a file consisting of 128 (or more)
MOV R0, #0 - Click
Run
expected result
Program runs taking 128 steps and ends up Finished
Actual Result
Nothing happens in GUI. If you open dev tools the failwithf message is shown in the window