SKIP: FAILED

../../src/tint/lang/msl/writer/printer/printer.cc:1257 internal compiler error: FragmentInputs0 = struct @align(16) {
  position:vec4<f32> @offset(0), @builtin(position)
  loc0:i32 @offset(16), @location(0), @interpolate(flat)
}

FragmentInputs1 = struct @align(16) {
  loc3:vec4<f32> @offset(0), @location(3)
  sample_mask:u32 @offset(16), @builtin(sample_mask)
}

%tint_symbol = @fragment func(%inputs0:FragmentInputs0, %front_facing:bool [@front_facing], %loc1:u32 [@location(1), @interpolate(flat)], %sample_index:u32 [@sample_index], %inputs1:FragmentInputs1, %loc2:f32 [@location(2)]):void {
  $B1: {
    if %front_facing [t: $B2] {  # if_1
      $B2: {  # true
        %8:vec4<f32> = access %inputs0, 0u
        %foo:vec4<f32> = let %8
        %10:u32 = access %inputs1, 1u
        %11:u32 = add %sample_index, %10
        %bar:u32 = let %11
        %13:i32 = access %inputs0, 1u
        %i:i32 = let %13
        %u:u32 = let %loc1
        %f:f32 = let %loc2
        %17:vec4<f32> = access %inputs1, 0u
        %v:vec4<f32> = let %17
        exit_if  # if_1
      }
    }
    ret
  }
}

invalid entry point IO struct uses
********************************************************************
*  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.  *
********************************************************************