Add "-threaded" to GHC_OPTIONS.

diff --git a/makefile b/makefile
index 402f95667a4c404a13787998e0f9a88d56366521..22a98a7d95d7ea1e7ff692994ca5bf6c505fa0ee 100644 (file)
--- a/makefile
+++ b/makefile
@@ -16,6 +16,7 @@ GHC_OPTS := $(GHC_WARNINGS)  \
             -hidir $(TMPDIR) \
             --make           \
             -rtsopts         \
+            -threaded        \
             -o bin/${BIN}