update README.md

tmcdonell · tmcdonell · commit f4794b0b9505 · 2021-07-06T23:09:37.000+02:00
diff --git a/README.md b/README.md
@@ -16,6 +16,8 @@ It currently provides:
  * llvm-8
  * llvm-9
  * llvm-10
+ * llvm-11
+ * llvm-12
 
 
 ## Quickstart
