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authorBen Gamari <ben@smart-cactus.org>2019-06-04 18:04:04 -0400
committerBen Gamari <ben@smart-cactus.org>2019-06-04 18:04:04 -0400
commit514e7bf8a6e6c9f01d3ac3d0d582296af3fd31f1 (patch)
treea45e7414af8bd7f69b42d278f71b86c11a25ff35
parent5fccdfad28eb2679c2ce65b48b5cbcdc25887266 (diff)
parent07131494e77f4c985c2cef369238dc8e83a98a90 (diff)
downloadhaskell-514e7bf8a6e6c9f01d3ac3d0d582296af3fd31f1.tar.gz
Merge branch 'cherry-pick-e172a6d1' of gitlab.haskell.org:ghc/ghc into wip/ghc-8.8-merges
-rw-r--r--compiler/main/DriverPipeline.hs11
1 files changed, 9 insertions, 2 deletions
diff --git a/compiler/main/DriverPipeline.hs b/compiler/main/DriverPipeline.hs
index 8ffeb5e908..5d3dbafdbb 100644
--- a/compiler/main/DriverPipeline.hs
+++ b/compiler/main/DriverPipeline.hs
@@ -273,16 +273,23 @@ compileOne' m_tc_result mHscMessage
then gopt_set dflags0 Opt_BuildDynamicToo
else dflags0
+ -- #16331 - when no "internal interpreter" is available but we
+ -- need to process some TemplateHaskell or QuasiQuotes, we automatically
+ -- turn on -fexternal-interpreter.
+ dflags2 = if not internalInterpreter && needsLinker
+ then gopt_set dflags1 Opt_ExternalInterpreter
+ else dflags1
+
basename = dropExtension input_fn
-- We add the directory in which the .hs files resides) to the import
-- path. This is needed when we try to compile the .hc file later, if it
-- imports a _stub.h file that we created here.
current_dir = takeDirectory basename
- old_paths = includePaths dflags1
+ old_paths = includePaths dflags2
!prevailing_dflags = hsc_dflags hsc_env0
dflags =
- dflags1 { includePaths = addQuoteInclude old_paths [current_dir]
+ dflags2 { includePaths = addQuoteInclude old_paths [current_dir]
, log_action = log_action prevailing_dflags }
-- use the prevailing log_action / log_finaliser,
-- not the one cached in the summary. This is so