diff --git a/src/main/java/dk/camelot64/kickc/model/Graph.java b/src/main/java/dk/camelot64/kickc/model/Graph.java
index fd1c2e603..a1252ff76 100644
--- a/src/main/java/dk/camelot64/kickc/model/Graph.java
+++ b/src/main/java/dk/camelot64/kickc/model/Graph.java
@@ -18,6 +18,10 @@ public interface Graph {
 
    void addBlock(Graph.Block block);
 
+   default List<Statement> getAllStatements() {
+      return getAllBlocks().stream().map(Block::getStatements).flatMap(Collection::stream).toList();
+   }
+
    default List<Graph.Block> getPredecessors(Graph.Block block) {
       ArrayList<Block> predecessorBlocks = new ArrayList<>();
       for(Graph.Block other : getAllBlocks()) {
diff --git a/src/main/java/dk/camelot64/kickc/model/ProcedureCompilation.java b/src/main/java/dk/camelot64/kickc/model/ProcedureCompilation.java
index d9b499c3b..f6a56416c 100644
--- a/src/main/java/dk/camelot64/kickc/model/ProcedureCompilation.java
+++ b/src/main/java/dk/camelot64/kickc/model/ProcedureCompilation.java
@@ -1,6 +1,5 @@
 package dk.camelot64.kickc.model;
 
-import dk.camelot64.kickc.model.statements.Statement;
 import dk.camelot64.kickc.model.values.ProcedureRef;
 
 /**
diff --git a/src/main/java/dk/camelot64/kickc/model/Program.java b/src/main/java/dk/camelot64/kickc/model/Program.java
index 9f03fd0cc..bc29b3a79 100644
--- a/src/main/java/dk/camelot64/kickc/model/Program.java
+++ b/src/main/java/dk/camelot64/kickc/model/Program.java
@@ -14,7 +14,6 @@ import dk.camelot64.kickc.passes.utils.ProcedureUtils;
 
 import java.nio.file.Path;
 import java.util.*;
-import java.util.stream.Collectors;
 
 /** A KickC Intermediate Compiler Language (ICL) Program */
 public class Program {
diff --git a/src/main/java/dk/camelot64/kickc/passes/Pass1AssertInterrupts.java b/src/main/java/dk/camelot64/kickc/passes/Pass1AssertInterrupts.java
index b182aee68..fa0025f22 100644
--- a/src/main/java/dk/camelot64/kickc/passes/Pass1AssertInterrupts.java
+++ b/src/main/java/dk/camelot64/kickc/passes/Pass1AssertInterrupts.java
@@ -19,27 +19,25 @@ public class Pass1AssertInterrupts extends Pass1Base {
 
    @Override
    public boolean step() {
-      for(var block : getGraph().getAllBlocks()) {
-         for(Statement statement : block.getStatements()) {
-            if(statement instanceof StatementCalling) {
-               ProcedureRef procedureRef = ((StatementCalling) statement).getProcedure();
-               Procedure procedure = getProgramScope().getProcedure(procedureRef);
-               if(procedure.getInterruptType()!=null) {
-                  throw new CompileError("Interrupts cannot be called.", statement.getSource());
-               }
+      for(Statement statement : getGraph().getAllStatements()) {
+         if(statement instanceof StatementCalling) {
+            ProcedureRef procedureRef = ((StatementCalling) statement).getProcedure();
+            Procedure procedure = getProgramScope().getProcedure(procedureRef);
+            if(procedure.getInterruptType() != null) {
+               throw new CompileError("Interrupts cannot be called.", statement.getSource());
             }
          }
-         for(Procedure procedure : getProgramScope().getAllProcedures(true)) {
-            if(procedure.getInterruptType()!=null) {
-               if(procedure.isDeclaredInline()) {
-                  throw new CompileError("Interrupts cannot be inlined. " + procedure.toString());
-               }
-               if(procedure.getParameters().size()>0) {
-                  throw new CompileError("Interrupts cannot have parameters. " + procedure.toString());
-               }
-               if(!SymbolType.VOID.equals(procedure.getReturnType())) {
-                  throw new CompileError("Interrupts cannot return anything. " + procedure.toString());
-               }
+      }
+      for(Procedure procedure : getProgramScope().getAllProcedures(true)) {
+         if(procedure.getInterruptType()!=null) {
+            if(procedure.isDeclaredInline()) {
+               throw new CompileError("Interrupts cannot be inlined. " + procedure.toString());
+            }
+            if(procedure.getParameters().size()>0) {
+               throw new CompileError("Interrupts cannot have parameters. " + procedure.toString());
+            }
+            if(!SymbolType.VOID.equals(procedure.getReturnType())) {
+               throw new CompileError("Interrupts cannot return anything. " + procedure.toString());
             }
          }
       }