Write directly to file when serializing LLVM IR

12 files changed, 59 insertions, 42 deletions

diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerDefineFunctionTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerDefineFunctionTests.java
index 376fac8e..c80787c0 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerDefineFunctionTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/LlvmCompilerDefineFunctionTests.java
@@ -10,6 +10,7 @@ import org.shedlang.compiler.stackir.instructions.DefineFunctionInstruction;
 import org.shedlang.compiler.stackir.instructions.Instructions;
 import org.zwobble.precisely.Matcher;
 
+import java.io.IOException;
 import java.util.List;
 import java.util.Map;
 
@@ -20,7 +21,7 @@ import static org.zwobble.precisely.Matchers.*;
 
 public class LlvmCompilerDefineFunctionTests {
     @Test
-    public void canDefineMinimalFunction() {
+    public void canDefineMinimalFunction() throws IOException {
         var instruction = new DefineFunctionInstruction(
             "f",
             List.of(),
@@ -69,7 +70,7 @@ public class LlvmCompilerDefineFunctionTests {
     }
 
     @Test
-    public void freeVariablesAreStoredInAndLoadedFromEnvironment() {
+    public void freeVariablesAreStoredInAndLoadedFromEnvironment() throws IOException {
         var instruction = new DefineFunctionInstruction(
             "f",
             List.of(),
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerBasicBlockTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerBasicBlockTests.java
index 2b236994..5d069dae 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerBasicBlockTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerBasicBlockTests.java
@@ -4,6 +4,7 @@ import org.junit.jupiter.api.Test;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
 import java.util.List;
 
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
@@ -12,7 +13,7 @@ import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerBasicBlockTests {
     @Test
-    public void blockWithoutLabel() {
+    public void blockWithoutLabel() throws IOException {
         var basicBlock = LlvmIr.basicBlock(
             List.of(
                 LlvmIr.add(
@@ -37,7 +38,7 @@ public class LlvmIrSerializerBasicBlockTests {
     }
 
     @Test
-    public void blockWithLabel() {
+    public void blockWithLabel() throws IOException {
         var basicBlock = LlvmIr.basicBlock(
             "start",
             List.of(
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDeclarationTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDeclarationTests.java
index a33e3283..95a2d1d8 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDeclarationTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDeclarationTests.java
@@ -5,6 +5,7 @@ import org.shedlang.compiler.backends.llvm.ir.ast.LlvmFunctionDeclaration;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
 import java.util.List;
 
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
@@ -13,7 +14,7 @@ import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerFunctionDeclarationTests {
     @Test
-    public void canSerializeFunctionDeclaration() {
+    public void canSerializeFunctionDeclaration() throws IOException {
         var definition = new LlvmFunctionDeclaration(
             "f",
             LlvmTypes.INT_32,
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDefinitionTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDefinitionTests.java
index fd717764..5157b43a 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDefinitionTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerFunctionDefinitionTests.java
@@ -5,6 +5,7 @@ import org.shedlang.compiler.backends.llvm.ir.ast.LlvmFunctionDefinition;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
 import java.util.List;
 
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
@@ -13,7 +14,7 @@ import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerFunctionDefinitionTests {
     @Test
-    public void canSerializeFunctionDefinitions() {
+    public void canSerializeFunctionDefinitions() throws IOException {
         var definition = new LlvmFunctionDefinition(
             "f",
             LlvmTypes.INT_32,
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerGlobalDefinitionTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerGlobalDefinitionTests.java
index 85d94127..32e1d8cc 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerGlobalDefinitionTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerGlobalDefinitionTests.java
@@ -5,6 +5,7 @@ import org.shedlang.compiler.backends.llvm.ir.ast.LlvmGlobalDefinition;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
 import java.util.Optional;
 
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
@@ -13,7 +14,7 @@ import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerGlobalDefinitionTests {
     @Test
-    public void canSerializeGlobalDefinitionWithTypeAndValue() {
+    public void canSerializeGlobalDefinitionWithTypeAndValue() throws IOException {
         var definition = new LlvmGlobalDefinition(
             "x",
             LlvmTypes.INT_64,
@@ -29,7 +30,7 @@ public class LlvmIrSerializerGlobalDefinitionTests {
     }
 
     @Test
-    public void canSerializeExternal() {
+    public void canSerializeExternal() throws IOException {
         var definition = new LlvmGlobalDefinition(
             "x",
             LlvmTypes.INT_64,
@@ -45,7 +46,7 @@ public class LlvmIrSerializerGlobalDefinitionTests {
     }
 
     @Test
-    public void canSerializeConstant() {
+    public void canSerializeConstant() throws IOException {
         var definition = new LlvmGlobalDefinition(
             "x",
             LlvmTypes.INT_64,
@@ -61,7 +62,7 @@ public class LlvmIrSerializerGlobalDefinitionTests {
     }
 
     @Test
-    public void canSerializePrivate() {
+    public void canSerializePrivate() throws IOException {
         var definition = new LlvmGlobalDefinition(
             "x",
             LlvmTypes.INT_64,
@@ -77,7 +78,7 @@ public class LlvmIrSerializerGlobalDefinitionTests {
     }
 
     @Test
-    public void canSerializeUnnamedAddr() {
+    public void canSerializeUnnamedAddr() throws IOException {
         var definition = new LlvmGlobalDefinition(
             "x",
             LlvmTypes.INT_64,
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerInstructionTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerInstructionTests.java
index fc4f5e46..ee2be2d4 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerInstructionTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerInstructionTests.java
@@ -4,6 +4,7 @@ import org.junit.jupiter.api.Test;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
 import java.util.List;
 
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
@@ -12,7 +13,7 @@ import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerInstructionTests {
     @Test
-    public void addIsSerializedWithTypeAndOperands() {
+    public void addIsSerializedWithTypeAndOperands() throws IOException {
         var instruction = LlvmIr.add(
             LlvmIr.variableLocal("x"),
             LlvmTypes.INT_64,
@@ -26,7 +27,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void brIsSerializedWithOperandAndLabels() {
+    public void brIsSerializedWithOperandAndLabels() throws IOException {
         var instruction = LlvmIr.br(
             LlvmIr.variableLocal("x"),
             "ifTrue",
@@ -39,7 +40,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void brUnconditionIsSerializedWithLabel() {
+    public void brUnconditionIsSerializedWithLabel() throws IOException {
         var instruction = LlvmIr.brUnconditional("target");
 
         var result = serializeToString(instruction, LlvmIrSerializer::serializeTerminatorInstruction);
@@ -48,7 +49,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void canSerializeCallWithNoTargetAndNoArgs() {
+    public void canSerializeCallWithNoTargetAndNoArgs() throws IOException {
         var instruction = LlvmIr.call(
             LlvmTypes.INT_64,
             LlvmIr.variableLocal("f"),
@@ -61,7 +62,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void canSerializeCallWithTarget() {
+    public void canSerializeCallWithTarget() throws IOException {
         var instruction = LlvmIr.call(
             LlvmIr.variableLocal("x"),
             LlvmTypes.INT_64,
@@ -75,7 +76,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void canSerializeCallWithArgs() {
+    public void canSerializeCallWithArgs() throws IOException {
         var instruction = LlvmIr.call(
             LlvmIr.variableLocal("x"),
             LlvmTypes.INT_64,
@@ -92,7 +93,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void getElementPtrIsSerialized() {
+    public void getElementPtrIsSerialized() throws IOException {
         var instruction = LlvmIr.getElementPtr(
             LlvmIr.variableLocal("x"),
             LlvmTypes.pointer(
@@ -114,7 +115,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void intToPtrIsSerialized() {
+    public void intToPtrIsSerialized() throws IOException {
         var instruction = LlvmIr.intToPtr(
             LlvmIr.variableLocal("x"),
             LlvmTypes.INT_64,
@@ -127,7 +128,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void loadIsSerialized() {
+    public void loadIsSerialized() throws IOException {
         var instruction = LlvmIr.load(
             LlvmIr.variableLocal("target"),
             LlvmTypes.INT_64,
@@ -140,7 +141,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void ptrToIntIsSerialized() {
+    public void ptrToIntIsSerialized() throws IOException {
         var instruction = LlvmIr.ptrToInt(
             LlvmIr.variableLocal("x"),
             LlvmIr.variableLocal("y"),
@@ -153,7 +154,7 @@ public class LlvmIrSerializerInstructionTests {
     }
 
     @Test
-    public void storeIsSerialized() {
+    public void storeIsSerialized() throws IOException {
         var instruction = LlvmIr.store(
             LlvmTypes.INT_64,
             LlvmIr.operandInt(42),
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerModuleTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerModuleTests.java
index c9cf5e95..a66339d0 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerModuleTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerModuleTests.java
@@ -5,6 +5,7 @@ import org.shedlang.compiler.backends.llvm.ir.ast.LlvmGlobalDefinition;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
 import java.util.List;
 import java.util.Optional;
 
@@ -14,7 +15,7 @@ import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerModuleTests {
     @Test
-    public void canSerializeModules() {
+    public void canSerializeModules() throws IOException {
         var module = LlvmIr.module(List.of(
             new LlvmGlobalDefinition(
                 "x",
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerOperandsTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerOperandsTests.java
index eef18100..01de20fc 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerOperandsTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerOperandsTests.java
@@ -4,6 +4,7 @@ import org.junit.jupiter.api.Test;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
 import java.util.List;
 
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
@@ -12,7 +13,7 @@ import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerOperandsTests {
     @Test
-    public void nullIsSerializedAsNull() {
+    public void nullIsSerializedAsNull() throws IOException {
         var operand = LlvmIr.operandNull();
 
         var result = serializeToString(operand, LlvmIrSerializer::serializeOperand);
@@ -21,7 +22,7 @@ public class LlvmIrSerializerOperandsTests {
     }
 
     @Test
-    public void intIsSerializedAsInt() {
+    public void intIsSerializedAsInt() throws IOException {
         var operand = LlvmIr.operandInt(42);
 
         var result = serializeToString(operand, LlvmIrSerializer::serializeOperand);
@@ -30,7 +31,7 @@ public class LlvmIrSerializerOperandsTests {
     }
 
     @Test
-    public void localVariableIsSerializedWithPercent() {
+    public void localVariableIsSerializedWithPercent() throws IOException {
         var operand = LlvmIr.variableLocal("x");
 
         var result = serializeToString(operand, LlvmIrSerializer::serializeVariable);
@@ -39,7 +40,7 @@ public class LlvmIrSerializerOperandsTests {
     }
 
     @Test
-    public void globalVariableIsSerializedWithAt() {
+    public void globalVariableIsSerializedWithAt() throws IOException {
         var operand = LlvmIr.variableGlobal("x");
 
         var result = serializeToString(operand, LlvmIrSerializer::serializeVariable);
@@ -48,7 +49,7 @@ public class LlvmIrSerializerOperandsTests {
     }
 
     @Test
-    public void ptrToIntIsSerialized() {
+    public void ptrToIntIsSerialized() throws IOException {
         var operand = LlvmIr.operandPtrToInt(
             LlvmIr.variableLocal("x"),
             LlvmTypes.INT_64
@@ -60,7 +61,7 @@ public class LlvmIrSerializerOperandsTests {
     }
 
     @Test
-    public void arrayIsSerializedAsTypedOperandsInArray() {
+    public void arrayIsSerializedAsTypedOperandsInArray() throws IOException {
         var operand = LlvmIr.operandArray(
             LlvmTypes.INT_64,
             List.of(
@@ -76,7 +77,7 @@ public class LlvmIrSerializerOperandsTests {
     }
 
     @Test
-    public void structureIsSerializedAsElements() {
+    public void structureIsSerializedAsElements() throws IOException {
         var operand = LlvmIr.operandStructure(
             List.of(
                 LlvmIr.typedOperand(LlvmTypes.INT_64, LlvmIr.operandInt(1)),
@@ -91,7 +92,7 @@ public class LlvmIrSerializerOperandsTests {
     }
 
     @Test
-    public void typedOperandHasTypeAndValue() {
+    public void typedOperandHasTypeAndValue() throws IOException {
         var operand = LlvmIr.typedOperand(LlvmTypes.INT_64, LlvmIr.operandInt(42));
 
         var result = serializeToString(operand, LlvmIrSerializer::serializeTypedOperand);
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerParamTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerParamTests.java
index 650cb713..b48e7ad7 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerParamTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerParamTests.java
@@ -4,13 +4,15 @@ import org.junit.jupiter.api.Test;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
+
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
 import static org.zwobble.precisely.AssertThat.assertThat;
 import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerParamTests {
     @Test
-    public void paramIsSerializedAsTypeThenName() {
+    public void paramIsSerializedAsTypeThenName() throws IOException {
         var param = LlvmIr.param(LlvmTypes.INT_64, "x");
 
         var result = serializeToString(param, LlvmIrSerializer::serializeParam);
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTerminatorInstructionTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTerminatorInstructionTests.java
index 07946ebd..dc837e8d 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTerminatorInstructionTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTerminatorInstructionTests.java
@@ -4,13 +4,15 @@ import org.junit.jupiter.api.Test;
 import org.shedlang.compiler.backends.llvm.ir.ast.LlvmIr;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
+
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
 import static org.zwobble.precisely.AssertThat.assertThat;
 import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerTerminatorInstructionTests {
     @Test
-    public void returnIsSerializedWithTypeAndName() {
+    public void returnIsSerializedWithTypeAndName() throws IOException {
         var instruction = LlvmIr.returnValue(LlvmTypes.INT_64, LlvmIr.variableLocal("x"));
 
         var result = serializeToString(instruction, LlvmIrSerializer::serializeTerminatorInstruction);
@@ -19,7 +21,7 @@ public class LlvmIrSerializerTerminatorInstructionTests {
     }
 
     @Test
-    public void returnVoidIsSerialized() {
+    public void returnVoidIsSerialized() throws IOException {
         var instruction = LlvmIr.returnVoid();
 
         var result = serializeToString(instruction, LlvmIrSerializer::serializeTerminatorInstruction);
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTesting.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTesting.java
index 155d02d2..8aa6cbc8 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTesting.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTesting.java
@@ -1,12 +1,16 @@
 package org.shedlang.compiler.backends.llvm.ir;
 
-import java.util.function.BiConsumer;
+import java.io.IOException;
 
 public class LlvmIrSerializerTesting {
     private LlvmIrSerializerTesting() {
     }
 
-    public static <T> String serializeToString(T value, BiConsumer<T, StringBuilder> serialize) {
+    public interface Serializer<T> {
+        void accept(T value, StringBuilder builder) throws IOException;
+    }
+
+    public static <T> String serializeToString(T value, Serializer<T> serialize) throws IOException {
         var builder = new StringBuilder();
         serialize.accept(value, builder);
         return builder.toString();
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTypesTests.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTypesTests.java
index 1850f642..1efee815 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTypesTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/LlvmIrSerializerTypesTests.java
@@ -3,6 +3,7 @@ package org.shedlang.compiler.backends.llvm.ir;
 import org.junit.jupiter.api.Test;
 import org.shedlang.compiler.backends.llvm.ir.ast.types.LlvmTypes;
 
+import java.io.IOException;
 import java.util.List;
 
 import static org.shedlang.compiler.backends.llvm.ir.LlvmIrSerializerTesting.serializeToString;
@@ -11,7 +12,7 @@ import static org.zwobble.precisely.Matchers.equalTo;
 
 public class LlvmIrSerializerTypesTests {
     @Test
-    public void scalarTypeIsSerializedToName() {
+    public void scalarTypeIsSerializedToName() throws IOException {
         var type = LlvmTypes.INT_64;
 
         var result = serializeToString(type, LlvmIrSerializer::serializeType);
@@ -20,7 +21,7 @@ public class LlvmIrSerializerTypesTests {
     }
 
     @Test
-    public void pointerTypeIsSerializedToOpaquePtr() {
+    public void pointerTypeIsSerializedToOpaquePtr() throws IOException {
         var type = LlvmTypes.pointer(LlvmTypes.INT_64);
 
         var result = serializeToString(type, LlvmIrSerializer::serializeType);
@@ -29,7 +30,7 @@ public class LlvmIrSerializerTypesTests {
     }
 
     @Test
-    public void arrayTypeWithoutSizeIsSerializedToSizeOfZeroAndElementType() {
+    public void arrayTypeWithoutSizeIsSerializedToSizeOfZeroAndElementType() throws IOException {
         var type = LlvmTypes.array(LlvmTypes.INT_64);
 
         var result = serializeToString(type, LlvmIrSerializer::serializeType);
@@ -38,7 +39,7 @@ public class LlvmIrSerializerTypesTests {
     }
 
     @Test
-    public void arrayTypeWithSizeIsSerializedToSizeAndElementType() {
+    public void arrayTypeWithSizeIsSerializedToSizeAndElementType() throws IOException {
         var type = LlvmTypes.array(3, LlvmTypes.INT_64);
 
         var result = serializeToString(type, LlvmIrSerializer::serializeType);
@@ -47,7 +48,7 @@ public class LlvmIrSerializerTypesTests {
     }
 
     @Test
-    public void structureTypeIsSerializedToElementTypes() {
+    public void structureTypeIsSerializedToElementTypes() throws IOException {
         var type = LlvmTypes.structure(List.of(
             LlvmTypes.INT_64,
             LlvmTypes.INT_32
@@ -59,7 +60,7 @@ public class LlvmIrSerializerTypesTests {
     }
 
     @Test
-    public void canSerializeFunctionType() {
+    public void canSerializeFunctionType() throws IOException {
         var type = LlvmTypes.function(
             LlvmTypes.VOID,
             List.of(