diff options
Diffstat (limited to 'ghc')
| -rw-r--r-- | ghc/ghc.mk | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/ghc/ghc.mk b/ghc/ghc.mk index 8c112a054f..5512d50710 100644 --- a/ghc/ghc.mk +++ b/ghc/ghc.mk @@ -66,8 +66,15 @@ else ghc_stage2_CONFIGURE_OPTS += -f-threaded ghc_stage3_CONFIGURE_OPTS += -f-threaded endif -# Stage-0 compiler isn't guaranteed to have a threaded RTS. + +# If stage 0 supplies a threaded RTS, we can use it for stage 1. +# See Note [Linking ghc-bin against threaded stage0 RTS] in +# hadrian/src/Settings/Packages.hs for details. +ifeq "$(GhcThreadedRts)" "YES" +ghc_stage1_MORE_HC_OPTS += -threaded +else ghc_stage1_CONFIGURE_OPTS += -f-threaded +endif ifeq "$(GhcProfiled)" "YES" ghc_stage2_PROGRAM_WAY = p |