</p>
<p>
- TODO: complete this section
+ The Go 1.20 compiler upgraded its front-end to use a new way of handling the
+ compiler's internal data, which fixes several generic-types bugs and enables
+ local types in generic functions and methods.
+</p>
+
+<p><!-- https://go.dev/issue/56103, CL 445598 -->
+ The compiler now <a href="https://go.dev/issue/56103">disallows anonymous interface cycles</a>.
+</p>
+
+<p><!-- https://go.dev/issue/49569 -->
+ Relative to Go 1.19, generated code performance is generally slightly improved,
+ build wall times are slightly increased, build user times are slightly decreased.
</p>
<h2 id="linker">Linker</h2>