On Wed, Jun 12, 2024 at 02:42:32PM +1000, Nicholas Piggin wrote: > arm, powerpc, riscv, build .aux.o targets with implicit pattern rules > in dependency chains that cause them to be made as intermediate files, > which get removed when make finishes. This results in unnecessary > partial rebuilds. If make is run again, this time the .aux.o targets > are not intermediate, possibly due to being made via different > dependencies. > > Adding .aux.o files to .PRECIOUS prevents them being removed and solves > the rebuild problem. > > s390x does not have the problem because .SECONDARY prevents dependancies > from being built as intermediate. However the same change is made for > s390x, for consistency. This is exactly what .SECONDARY is for, as its documentation says, even. Wouldn't it be better to just add a .SECONDARY to the other targets as well? Segher
