MLIR Warnings and Errors

[Downchuck]

Trying to follow along with building tsc.exe - I've hit MLIR issues twice:

• Building the third party tools I needed to go into the clang folder and have it build the MLIR folder.
• Using tsc.exe on code with an async function results in an milr error.

\TypeScriptCompiler\__build\tsc\msbuild\x64\release\bin\tsc.exe --opt --emit=exe Test.ts
<unknown>:0: error: failed to legalize operation 'async.runtime.load' that was explicitly marked illegal

[ASDAlexander77]

can u show me the source code, pls