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authorIan Lynagh <igloo@earth.li>2013-05-12 16:25:08 +0100
committerIan Lynagh <igloo@earth.li>2013-05-12 16:27:50 +0100
commitb2cae55fdd2b4b331bd609380b2667904d8a2eda (patch)
treece81701af85cc6678124946bba1f85390ec3b67a /rules/distdir-way-opts.mk
parentba00c33b8b2116a8f3ee13d28e5b5085ff265d58 (diff)
downloadhaskell-b2cae55fdd2b4b331bd609380b2667904d8a2eda.tar.gz
We actually need to use -threaded/-debug when linking /all/ DLLs
Not just base, integer-gmp and ghc-prim.
Diffstat (limited to 'rules/distdir-way-opts.mk')
-rw-r--r--rules/distdir-way-opts.mk12
1 files changed, 12 insertions, 0 deletions
diff --git a/rules/distdir-way-opts.mk b/rules/distdir-way-opts.mk
index acf68823e4..f288d3919e 100644
--- a/rules/distdir-way-opts.mk
+++ b/rules/distdir-way-opts.mk
@@ -132,6 +132,18 @@ $1_$2_$3_GHC_LD_OPTS += \
else ifeq "$$(TargetOS_CPP)" "darwin"
$1_$2_$3_GHC_LD_OPTS += -optl-Wl,-headerpad_max_install_names
endif
+
+# This is a rather ugly hack to fix dynamically linked GHC on Windows.
+# If GHC is linked with -threaded, then it links against libHSrts_thr.
+# But if base is linked against libHSrts, then both end up getting
+# loaded, and things go wrong. We therefore link the libraries with the
+# same RTS flags that we link GHC with.
+ifeq "$$(GhcThreaded)" "YES"
+$1_$2_$3_GHC_LD_OPTS += -threaded
+endif
+ifeq "$$(GhcDebugged)" "YES"
+$1_$2_$3_GHC_LD_OPTS += -debug
+endif
endif
endif