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-rw-r--r--rts/Threads.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/rts/Threads.c b/rts/Threads.c
index f07b36a0fb..5723eace8c 100644
--- a/rts/Threads.c
+++ b/rts/Threads.c
@@ -215,8 +215,9 @@ removeThreadFromDeQueue (Capability *cap,
------------------------------------------------------------------------- */
void
-tryWakeupThread (Capability *cap, StgTSO *tso)
+tryWakeupThread (Capability *cap, StgTSO *tso_)
{
+ StgTSO *tso = deRefTSO(tso_);
traceEventThreadWakeup (cap, tso, tso->cap->no);