diff --git a/codeCore/src/prog8/code/ast/AstExpressions.kt b/codeCore/src/prog8/code/ast/AstExpressions.kt
index aeaeff577..44c038ebe 100644
--- a/codeCore/src/prog8/code/ast/AstExpressions.kt
+++ b/codeCore/src/prog8/code/ast/AstExpressions.kt
@@ -1,6 +1,9 @@
 package prog8.code.ast
 
-import prog8.code.core.*
+import prog8.code.core.DataType
+import prog8.code.core.Encoding
+import prog8.code.core.NumericDatatypes
+import prog8.code.core.Position
 import java.util.*
 import kotlin.math.abs
 import kotlin.math.round
diff --git a/codeGenCpu6502/src/prog8/codegen/cpu6502/assignment/AssignmentAsmGen.kt b/codeGenCpu6502/src/prog8/codegen/cpu6502/assignment/AssignmentAsmGen.kt
index 8b56e594b..404dcbdf5 100644
--- a/codeGenCpu6502/src/prog8/codegen/cpu6502/assignment/AssignmentAsmGen.kt
+++ b/codeGenCpu6502/src/prog8/codegen/cpu6502/assignment/AssignmentAsmGen.kt
@@ -1,14 +1,11 @@
 package prog8.codegen.cpu6502.assignment
 
-import prog8.code.StStaticVariable
 import prog8.code.SymbolTable
 import prog8.code.ast.*
 import prog8.code.core.*
 import prog8.codegen.cpu6502.AsmGen6502Internal
-import prog8.codegen.cpu6502.ExpressionsAsmGen
 import prog8.codegen.cpu6502.VariableAllocator
 import prog8.codegen.cpu6502.returnsWhatWhere
-import java.util.*
 
 
 internal class AssignmentAsmGen(private val program: PtProgram,
diff --git a/codeGenExperimental/src/prog8/codegen/experimental/ExperiCodeGen.kt b/codeGenExperimental/src/prog8/codegen/experimental/ExperiCodeGen.kt
index 2bf4c82b6..541be861b 100644
--- a/codeGenExperimental/src/prog8/codegen/experimental/ExperiCodeGen.kt
+++ b/codeGenExperimental/src/prog8/codegen/experimental/ExperiCodeGen.kt
@@ -2,7 +2,10 @@ package prog8.codegen.experimental
 
 import prog8.code.SymbolTable
 import prog8.code.ast.PtProgram
-import prog8.code.core.*
+import prog8.code.core.CompilationOptions
+import prog8.code.core.IAssemblyProgram
+import prog8.code.core.ICodeGeneratorBackend
+import prog8.code.core.IErrorReporter
 import prog8.codegen.intermediate.IRCodeGen
 import prog8.intermediate.IRFileWriter
 
diff --git a/codeGenIntermediate/src/prog8/codegen/vm/VmCodeGen.kt b/codeGenIntermediate/src/prog8/codegen/vm/VmCodeGen.kt
index 0718ae7a6..7bc6195ce 100644
--- a/codeGenIntermediate/src/prog8/codegen/vm/VmCodeGen.kt
+++ b/codeGenIntermediate/src/prog8/codegen/vm/VmCodeGen.kt
@@ -2,7 +2,10 @@ package prog8.codegen.vm
 
 import prog8.code.SymbolTable
 import prog8.code.ast.PtProgram
-import prog8.code.core.*
+import prog8.code.core.CompilationOptions
+import prog8.code.core.IAssemblyProgram
+import prog8.code.core.ICodeGeneratorBackend
+import prog8.code.core.IErrorReporter
 import prog8.codegen.intermediate.IRCodeGen
 import prog8.intermediate.IRFileWriter
 import prog8.intermediate.IRProgram
diff --git a/codeGenIntermediate/test/TestVmCodeGen.kt b/codeGenIntermediate/test/TestVmCodeGen.kt
index 055592b5e..cac64f2a4 100644
--- a/codeGenIntermediate/test/TestVmCodeGen.kt
+++ b/codeGenIntermediate/test/TestVmCodeGen.kt
@@ -1,5 +1,6 @@
 import io.kotest.core.spec.style.FunSpec
 import io.kotest.matchers.ints.shouldBeGreaterThan
+import io.kotest.matchers.shouldBe
 import prog8.code.SymbolTableMaker
 import prog8.code.ast.*
 import prog8.code.core.*
@@ -98,7 +99,7 @@ class TestVmCodeGen: FunSpec({
         val errors = ErrorReporterForTests()
         val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
         val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
-        irChunks.size shouldBeGreaterThan 4
+        irChunks.size shouldBe 1
     }
 
     test("float comparison expressions against zero") {
@@ -267,7 +268,7 @@ class TestVmCodeGen: FunSpec({
         val errors = ErrorReporterForTests()
         val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
         val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
-        irChunks.size shouldBeGreaterThan 4
+        irChunks.size shouldBe 1
     }
 
     test("integer comparison expressions against zero") {
@@ -436,7 +437,7 @@ class TestVmCodeGen: FunSpec({
         val errors = ErrorReporterForTests()
         val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
         val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
-        irChunks.size shouldBeGreaterThan 4
+        irChunks.size shouldBe 1
     }
 
 })
\ No newline at end of file
diff --git a/compiler/res/version.txt b/compiler/res/version.txt
index 2e2f553c9..e17c776ce 100644
--- a/compiler/res/version.txt
+++ b/compiler/res/version.txt
@@ -1 +1 @@
-8.11
+8.12-dev
diff --git a/compiler/src/prog8/compiler/astprocessing/AstChecker.kt b/compiler/src/prog8/compiler/astprocessing/AstChecker.kt
index 9f3bacba8..1d4ee27eb 100644
--- a/compiler/src/prog8/compiler/astprocessing/AstChecker.kt
+++ b/compiler/src/prog8/compiler/astprocessing/AstChecker.kt
@@ -6,7 +6,6 @@ import prog8.ast.base.SyntaxError
 import prog8.ast.expressions.*
 import prog8.ast.statements.*
 import prog8.ast.walk.IAstVisitor
-import prog8.code.ast.PtIdentifier
 import prog8.code.core.*
 import prog8.code.target.VMTarget
 import prog8.compiler.builtinFunctionReturnType
diff --git a/intermediate/src/prog8/intermediate/IRFileReader.kt b/intermediate/src/prog8/intermediate/IRFileReader.kt
index 7ba765a4f..46bdbc0d2 100644
--- a/intermediate/src/prog8/intermediate/IRFileReader.kt
+++ b/intermediate/src/prog8/intermediate/IRFileReader.kt
@@ -9,7 +9,6 @@ import java.nio.file.Path
 import javax.xml.stream.XMLEventReader
 import javax.xml.stream.XMLInputFactory
 import javax.xml.stream.XMLStreamException
-import javax.xml.stream.events.XMLEvent
 import kotlin.io.path.Path
 import kotlin.io.path.inputStream