SKIP: FAILED

<dawn>/src/tint/lang/msl/writer/printer/printer.cc:355 internal compiler error: %b1 = block {  # root
  %a:ptr<push_constant, i32, read_write> = var
  %b:ptr<push_constant, i32, read_write> = var
  %c:ptr<push_constant, i32, read_write> = var
}

%uses_a = func():void -> %b2 {
  %b2 = block {
    %foo:i32 = load %a
    ret
  }
}
%uses_uses_a = func():void -> %b3 {
  %b3 = block {
    %7:void = call %uses_a
    ret
  }
}
%uses_b = func():void -> %b4 {
  %b4 = block {
    %foo_1:i32 = load %b  # %foo_1: 'foo'
    ret
  }
}
%main1 = @compute @workgroup_size(1, 1, 1) func():void -> %b5 {
  %b5 = block {
    %11:void = call %uses_a
    ret
  }
}
%main2 = @compute @workgroup_size(1, 1, 1) func():void -> %b6 {
  %b6 = block {
    %13:void = call %uses_uses_a
    ret
  }
}
%main3 = @compute @workgroup_size(1, 1, 1) func():void -> %b7 {
  %b7 = block {
    %15:void = call %uses_b
    ret
  }
}
%main4 = @compute @workgroup_size(1, 1, 1) func():void -> %b8 {
  %b8 = block {
    ret
  }
}

unhandled variable address space
********************************************************************
*  The tint shader compiler has encountered an unexpected error.   *
*                                                                  *
*  Please help us fix this issue by submitting a bug report at     *
*  crbug.com/tint with the source program that triggered the bug.  *
********************************************************************