2 files changed, 13 insertions, 0 deletions
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 0139599e..ba4ecb93 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
@@ -82,6 +82,15 @@ public class LlvmIrSerializerOperandsTests {
     }
 
     @Test
+    public void poisonIsSerializedAsPoison() throws IOException {
+        var operand = LlvmIr.operandPoison();
+
+        var result = serializeToString(operand, LlvmIrSerializer::serializeOperand);
+
+        assertThat(result, equalTo("poison"));
+    }
+
+    @Test
     public void arrayIsSerializedAsTypedOperandsInArray() throws IOException {
         var operand = LlvmIr.operandArray(
             LlvmTypes.INT_64,
diff --git a/src/test/java/org/shedlang/compiler/backends/llvm/ir/ast/LlvmIr.java b/src/test/java/org/shedlang/compiler/backends/llvm/ir/ast/LlvmIr.java
index 08a5b706..b1aef1d8 100644
--- a/src/test/java/org/shedlang/compiler/backends/llvm/ir/ast/LlvmIr.java
+++ b/src/test/java/org/shedlang/compiler/backends/llvm/ir/ast/LlvmIr.java
@@ -159,6 +159,10 @@ public class LlvmIr {
         return new LlvmOperandNull();
     }
 
+    public static LlvmOperandPoison operandPoison() {
+        return new LlvmOperandPoison();
+    }
+
     public static LlvmOperand operandPtrToInt(
         LlvmOperand operand,
         LlvmType destinationType