IntroduceVariable on target-typed new (#48076)

src/EditorFeatures/CSharpTest/CodeActions/IntroduceVariable/IntroduceVariableTests.cs

@@ -7775,6 +7775,42 @@ public void M(string s)
         string {|Rename:v|} = $"""";
         s.Bar(v);
     }
+}");
+        }
+
+        [Fact, Trait(Traits.Feature, Traits.Features.CodeActionsIntroduceVariable)]
+        [WorkItem(44656, "https://github.com/dotnet/roslyn/issues/44656")]
+        public async Task ImplicitObjectCreation()
+        {
+            await TestInRegularAndScriptAsync(@"
+class A
+{
+    public void Create(A a, B b)
+    {
+    }
+}
+
+class B
+{
+    void M()
+    {
+        new A().Create(new A(), [|new(1)|]);
+    }
+}", @"
+class A
+{
+    public void Create(A a, B b)
+    {
+    }
+}
+
+class B
+{
+    void M()
+    {
+        B {|Rename:b|} = new(1);
+        new A().Create(new A(), b);
+    }
 }");
         }
     }