diff options
Diffstat (limited to 'utils')
| -rw-r--r-- | utils/ghc-pkg/ghc.mk | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/utils/ghc-pkg/ghc.mk b/utils/ghc-pkg/ghc.mk index d038114745..6bc9be57a4 100644 --- a/utils/ghc-pkg/ghc.mk +++ b/utils/ghc-pkg/ghc.mk @@ -44,9 +44,11 @@ endif endif -# depend on ghc-cabal, otherwise we build Cabal twice when building in parallel +# depend on ghc-cabal, otherwise we build Cabal twice when building in parallel. +# (ghc-cabal is an order-only dependency, we don't need to rebuild ghc-pkg +# if ghc-cabal is newer). # The binary package is not warning-clean, so we need a few -fno-warns here. -utils/ghc-pkg/dist/build/$(utils/ghc-pkg_dist_PROG)$(exeext): utils/ghc-pkg/Main.hs utils/ghc-pkg/Version.hs $(GHC_CABAL_INPLACE) | bootstrapping/. $$(dir $$@)/. +utils/ghc-pkg/dist/build/$(utils/ghc-pkg_dist_PROG)$(exeext): utils/ghc-pkg/Main.hs utils/ghc-pkg/Version.hs | bootstrapping/. $$(dir $$@)/. $(GHC_CABAL_INPLACE) "$(GHC)" $(SRC_HC_OPTS) --make utils/ghc-pkg/Main.hs -o $@ \ -no-user-package-conf \ -Wall -fno-warn-unused-imports \ |