Named pattern matching parser error when adding indentation

[soronpo]

Compiler version

v3.7.4

Minimized code

case class Foo(arg1: Int, arg2: Int)

object Test: 
  Foo(1, 2) match
    case Foo(arg1 =
      5
    ) =>

Note that the following compiles successfully:

case class Foo(arg1: Int, arg2: Int)

object Test: 
  Foo(1, 2) match
    case Foo(arg1 =
    5
    ) =>

Output

error: illegal start of simple pattern

Expectation

No errors.

[som-snytt]

Appended to existing PR about parens from [checks watch] February.