From 0f7c6733f7f18354289825160c181ff46dd76366 Mon Sep 17 00:00:00 2001
From: jespergravgaard <jesper@balmangravgaard.dk>
Date: Tue, 23 Jun 2020 00:42:14 +0200
Subject: [PATCH] Fixed problem where functions without body produced an empty
 block.

---
 .../camelot64/kickc/passes/Pass1GenerateControlFlowGraph.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/main/java/dk/camelot64/kickc/passes/Pass1GenerateControlFlowGraph.java b/src/main/java/dk/camelot64/kickc/passes/Pass1GenerateControlFlowGraph.java
index ec2b098be..2090505d5 100644
--- a/src/main/java/dk/camelot64/kickc/passes/Pass1GenerateControlFlowGraph.java
+++ b/src/main/java/dk/camelot64/kickc/passes/Pass1GenerateControlFlowGraph.java
@@ -31,6 +31,9 @@ public class Pass1GenerateControlFlowGraph extends Pass1Base {
       for(Procedure procedure : allProcedures) {
          final ProcedureCompilation procedureCompilation = getProgram().getProcedureCompilation(procedure.getRef());
          final StatementSequence sequence = procedureCompilation.getStatementSequence();
+         if(sequence.getStatements().size()==0)
+            // Empry procedures should not produce any blocks
+            continue;
          ControlFlowBlock currentBlock = null;
          ControlFlowBlock procBlock = getOrCreateBlock(procedure.getLabel().getRef(), procedure.getRef());
          currentBlock = procBlock;