Crashes compiling an object (with destructor) construction which is then converted to a distinct type

[alaviss]

Example

type
  O = object
    x: int

proc `=destroy`(o: var O) = discard

type D = distinct O

let d = D O(x: 0)

Current Output

compiler/nim.nim(87) handleCmdLine
compiler/main.nim(275) mainCommand
compiler/main.nim(245) compileToBackend
compiler/main.nim(101) commandCompileToC
compiler/modules.nim(178) compileProject
compiler/modules.nim(98) compileModule
compiler/passes.nim(180) processModule
compiler/passes.nim(73) processTopLevelStmt
compiler/cgen.nim(1938) myProcess
compiler/cgen.nim(1927) genTopLevelStmt
compiler/injectdestructors.nim(1137) injectDestructorCalls
compiler/injectdestructors.nim(610) p
compiler/injectdestructors.nim(879) p
compiler/injectdestructors.nim(1060) moveOrCopy
compiler/injectdestructors.nim(810) p
compiler/types.nim(1662) lookupFieldAgain
lib/system/assertions.nim(39) failedAssertImpl
lib/system/assertions.nim(29) raiseAssert
lib/system/fatal.nim(53) sysFatal
Error: unhandled exception: compiler/types.nim(1662, 11) `ty.kind in {tyTuple, tyObject}`  [AssertionDefect]

Expected Output

Compiles

Additional Information

Bisect identified f851965 to be the first bad commit
/cc @Araq

$ nim -v
Nim Compiler Version 1.5.1 [Linux: amd64]
Compiled at 2021-07-24
Copyright (c) 2006-2021 by Andreas Rumpf

git hash: f4ff276a90091f2b88c191aac5a201dcb3ec9795
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