GHCi: use non-updatable thunks for breakpoints

[ghc-hetmet.git] / rts / HeapStackCheck.cmm

diff --git a/rts/HeapStackCheck.cmm b/rts/HeapStackCheck.cmm
index 5579e92..5b21ee1 100644 (file)
--- a/rts/HeapStackCheck.cmm
+++ b/rts/HeapStackCheck.cmm
@@ -12,6 +12,12 @@
 
 #include "Cmm.h"
 
+#ifdef __PIC__
+import pthread_mutex_unlock;
+#endif
+import EnterCriticalSection;
+import LeaveCriticalSection;
+
 /* Stack/Heap Check Failure
  * ------------------------
  *
@@ -869,7 +875,7 @@ stg_block_blackhole_finally
     // The last thing we do is release sched_lock, which is
     // preventing other threads from accessing blackhole_queue and
     // picking up this thread before we are finished with it.
-    foreign "C" RELEASE_LOCK(sched_mutex "ptr");
+    RELEASE_LOCK(sched_mutex "ptr");
 #endif
     jump StgReturn;
 }