From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Jones Date: Wed, 12 Jun 2024 09:16:36 +0200 Subject: [kvm-unit-tests PATCH] build: retain intermediate .aux.o targets In-Reply-To: <20240612044234.212156-1-npiggin@gmail.com> References: <20240612044234.212156-1-npiggin@gmail.com> Message-ID: <20240612-39939298ecbc2ba78479a2f2@orel> List-Id: To: kvm-riscv@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Wed, Jun 12, 2024 at 02:42:32PM GMT, 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. > > Suggested-by: Marc Hartmayer > Signed-off-by: Nicholas Piggin > --- > arm/Makefile.common | 2 +- > powerpc/Makefile.common | 2 +- > riscv/Makefile | 2 +- > s390x/Makefile | 2 +- > 4 files changed, 4 insertions(+), 4 deletions(-) > Acked-by: Andrew Jones