Follow Digraph changes in RegLiveness

diff --git a/compiler/nativeGen/RegLiveness.hs b/compiler/nativeGen/RegLiveness.hs
index 96a264a..039a5de 100644 (file)
--- a/compiler/nativeGen/RegLiveness.hs
+++ b/compiler/nativeGen/RegLiveness.hs
@@ -502,7 +502,7 @@ regLiveness (CmmProc info lbl params (ListGraph blocks@(first : _)))
 
 
 sccBlocks :: [NatBasicBlock] -> [SCC NatBasicBlock]
-sccBlocks blocks = stronglyConnComp graph
+sccBlocks blocks = stronglyConnCompFromEdgedVertices graph
   where
        getOutEdges :: [Instr] -> [BlockId]
        getOutEdges instrs = foldl' (\a x -> jumpDests x a) [] instrs