gdc 12.1: undefined references when linking separately compiled files

[Adam D Ruppe]

On Saturday, 28 May 2022 at 13:12:46 UTC, kdevel wrote:
> gdc -o ppinsta ppinsta.o esah.o evaluate.o jsr.o jsw.o parser.o 
> ptvr.o stack.o testdatagenerator.o

You might need to add -lgphobos or -lgphobos2 or whatever it is 
called too explicitly.