On Tue, 2020-02-18 at 23:00 +0300, Alexander Khomyak wrote: > Why "Grouped targets recipe"in the following Makefile > > targets = target1 target2 > > all : $(targets) > > $(targets) &: > @echo "Grouped targets recipe" > @echo $@ > target1 > @echo $@ > target2 > > clean : > rm -rf $(targets) > > > runs one time using command 'make' and two times using command 'make > -j2'?
What version of GNU make are you using? Grouped targets are a new feature in GNU make 4.3 so if you don't have that version, this won't work as you expect.
