[llvm] [CodeView] Read and dump LF_ALIAS (PR #218243)

[via llvm-commits]

================
@@ -952,6 +952,19 @@ class EndPrecompRecord : public TypeRecord {
   uint32_t Signature = 0;
 };
 
+/// `LF_ALIAS` - A typedef where `Name` is typedef'd to `UnderlyingType`.
+class AliasRecord : public TypeRecord {
----------------
Nerixyz wrote:

Opened #218715 for this. 

https://github.com/llvm/llvm-project/pull/218243