[Bug] Arrays starting with implicit value failed to resolve type

[0rphon]

Code snippet to reproduce

function main () {
    let a = [1u8, 2u8, 3u8, 4]; //correct
    let b = [1u8, 2u8, 3, 4u8]; //correct
    let c = [1u8, 2, 3u8, 4u8]; //correct
    let d = [1, 2u8, 3u8, 4u8]; //error
}

Stack trace & error message

 Compiling     -->  5:14
     |
   5 |      let d = [1, 2u8, 3u8, 4u8]; //error
     |               ^
     |
     = failed to resolve type for variable definition 'unknown'

Your Environment

• leo's latest master commit 90fc6a9
• rustc 1.49.0 (e1884a8e3 2020-12-29)
• windows 10 build 10.0.19042.746