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-rw-r--r--compiler/dfa.nim1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/dfa.nim b/compiler/dfa.nim
index 013242f62..44c89b881 100644
--- a/compiler/dfa.nim
+++ b/compiler/dfa.nim
@@ -442,4 +442,5 @@ proc dataflowAnalysis*(s: PSym; body: PNode; conf: ConfigRef) =
 proc constructCfg*(s: PSym; body: PNode): ControlFlowGraph =
   ## constructs a control flow graph for ``body``.
   var c = Con(code: @[], blocks: @[])
+  gen(c, body)
   shallowCopy(result, c.code)