Make sure JIT tests free allocated functions

Author: tannergooding

tests/LLVMSharp.UnitTests/IR.cs

@@ -35,6 +35,8 @@ public void AddsSigned()
         var func = engine.GetPointerToGlobal<Int32Int32Int32Delegate>(def);
         var result = op1 + op2;
         Assert.That(func(op1, op2), Is.EqualTo(result));
+
+        engine.FreeMachineCodeForFunction(def);
     }
 
     [Test]
@@ -60,6 +62,7 @@ public void ShiftsRight([Range(0, 256)] int op1, [Range(0, 8)] int op2)
         var func = engine.GetPointerToGlobal<Int32Int32Int32Delegate>(def);
         var result = op1 >> op2;
         Assert.That(func(op1, op2), Is.EqualTo(result));
+        engine.FreeMachineCodeForFunction(def);
     }
 
     [Test]
@@ -85,6 +88,7 @@ public void ComparesGreaterThan([Range(0, 10)] int op1, [Range(0, 10)] int op2)
         var func = engine.GetPointerToGlobal<Int32Int32Int8Delegate>(def);
         var result = op1 > op2 ? 1 : 0;
         Assert.That(func(op1, op2), Is.EqualTo(result));
+        engine.FreeMachineCodeForFunction(def);
     }
 
     [Test]
@@ -116,6 +120,9 @@ public void CallsFunction([Range(0, 10)] int op1, [Range(0, 10)] int op2)
         var func = engine.GetPointerToGlobal<Int32Int32Int32Delegate>(entryDef);
         var result = op1 + op2;
         Assert.That(func(op1, op2), Is.EqualTo(result));
+
+        engine.FreeMachineCodeForFunction(entryDef);
+        engine.FreeMachineCodeForFunction(addDef);
     }
 
     [Test]
@@ -139,6 +146,8 @@ public void ReturnsConstant([Range(0, 10)] int input)
         var engine = module.CreateMCJITCompiler();
         var func = engine.GetPointerToGlobal<Int32Delegate>(def);
         Assert.That(func(), Is.EqualTo(input));
+
+        engine.FreeMachineCodeForFunction(def);
     }
 
     [Test]
@@ -163,5 +172,7 @@ public void ReturnsSizeOf()
         var engine = module.CreateMCJITCompiler();
         var func = engine.GetPointerToGlobal<Int32Delegate>(def);
         Assert.That(func(), Is.EqualTo(8));
+
+        engine.FreeMachineCodeForFunction(def);
     }
 }