Returns the callers of a function.
hcl
who-calls dspec => callers
| dspec⇩ | 
A dspec. | 
| callers | 
A list. | 
The function who-calls returns a list of dspecs naming the definitions which call the function named by dspec.
See also the editor commands List Callers and Show Paths To.
The cross-referencing information used by who-calls is generated when code is compiled with source-level debugging switched on.
LispWorks® User Guide and Reference Manual - 01 Dec 2021 19:30:35