SKIP: FAILED

../../src/tint/lang/msl/writer/printer/printer.cc:500 internal compiler error: buf0 = struct @align(8) {
  resolution:vec2<f32> @offset(0)
}

main_out = struct @align(16) {
  x_GLF_color_1:vec4<f32> @offset(0), @location(0)
}

$B1: {  # root
  %gl_FragCoord:ptr<private, vec4<f32>, read_write> = var
  %x_10:ptr<uniform, buf0, read> = var @binding_point(0, 0)
  %x_GLF_color:ptr<private, vec4<f32>, read_write> = var
}

%collatz_i1_ = func(%v:ptr<function, i32, read_write>):i32 {
  $B2: {
    %count:ptr<function, i32, read_write> = var
    store %count, 0i
    loop [b: $B3, c: $B4] {  # loop_1
      $B3: {  # body
        %7:i32 = load %v
        %x_89:i32 = let %7
        %9:bool = gt %x_89, 1i
        if %9 [t: $B5, f: $B6] {  # if_1
          $B5: {  # true
            exit_if  # if_1
          }
          $B6: {  # false
            exit_loop  # loop_1
          }
        }
        %10:i32 = load %v
        %x_92:i32 = let %10
        %12:i32 = and %x_92, 1i
        %13:bool = eq %12, 1i
        if %13 [t: $B7, f: $B8] {  # if_2
          $B7: {  # true
            %14:i32 = load %v
            %x_98:i32 = let %14
            %16:i32 = mul 3i, %x_98
            %17:i32 = add %16, 1i
            store %v, %17
            exit_if  # if_2
          }
          $B8: {  # false
            %18:i32 = load %v
            %x_101:i32 = let %18
            %20:i32 = call %tint_div_i32, %x_101, 2i
            store %v, %20
            exit_if  # if_2
          }
        }
        %22:i32 = load %count
        %x_103:i32 = let %22
        %24:i32 = add %x_103, 1i
        store %count, %24
        continue  # -> $B4
      }
      $B4: {  # continuing
        next_iteration  # -> $B3
      }
    }
    %25:i32 = load %count
    %x_105:i32 = let %25
    ret %x_105
  }
}
%main_1 = func():void {
  $B9: {
    %lin:ptr<function, vec2<f32>, read_write> = var
    %v_1:ptr<function, i32, read_write> = var
    %param:ptr<function, i32, read_write> = var
    %indexable:ptr<function, array<vec4<f32>, 16>, read_write> = var
    %32:vec4<f32> = load %gl_FragCoord
    %x_63:vec4<f32> = let %32
    %34:ptr<uniform, vec2<f32>, read> = access %x_10, 0u
    %35:vec2<f32> = load %34
    %x_66:vec2<f32> = let %35
    %37:f32 = access %x_63, 0u
    %38:f32 = access %x_63, 1u
    %39:vec2<f32> = construct %37, %38
    %40:vec2<f32> = div %39, %x_66
    store %lin, %40
    %41:vec2<f32> = load %lin
    %x_68:vec2<f32> = let %41
    %43:vec2<f32> = mul %x_68, 8.0f
    %44:vec2<f32> = floor %43
    store %lin, %44
    %45:f32 = load_vector_element %lin, 0u
    %x_72:f32 = let %45
    %47:f32 = load_vector_element %lin, 1u
    %x_76:f32 = let %47
    %49:i32 = call %tint_f32_to_i32, %x_72
    %51:i32 = mul %49, 8i
    %52:i32 = let %51
    %53:i32 = call %tint_f32_to_i32, %x_76
    %54:i32 = add %52, %53
    store %v_1, %54
    %55:i32 = load %v_1
    %x_79:i32 = let %55
    store %param, %x_79
    %57:i32 = call %collatz_i1_, %param
    %x_80:i32 = let %57
    store %indexable, array<vec4<f32>, 16>(vec4<f32>(0.0f, 0.0f, 0.0f, 1.0f), vec4<f32>(0.5f, 0.0f, 0.0f, 1.0f), vec4<f32>(0.0f, 0.5f, 0.0f, 1.0f), vec4<f32>(0.5f, 0.5f, 0.0f, 1.0f), vec4<f32>(0.0f, 0.0f, 0.5f, 1.0f), vec4<f32>(0.5f, 0.0f, 0.5f, 1.0f), vec4<f32>(0.0f, 0.5f, 0.5f, 1.0f), vec4<f32>(0.5f, 0.5f, 0.5f, 1.0f), vec4<f32>(0.0f, 0.0f, 0.0f, 1.0f), vec4<f32>(1.0f, 0.0f, 0.0f, 1.0f), vec4<f32>(0.0f, 1.0f, 0.0f, 1.0f), vec4<f32>(1.0f, 1.0f, 0.0f, 1.0f), vec4<f32>(0.0f, 0.0f, 1.0f, 1.0f), vec4<f32>(1.0f, 0.0f, 1.0f, 1.0f), vec4<f32>(0.0f, 1.0f, 1.0f, 1.0f), vec4<f32>(1.0f))
    %59:i32 = call %tint_mod_i32, %x_80, 16i
    %61:ptr<function, vec4<f32>, read_write> = access %indexable, %59
    %62:vec4<f32> = load %61
    %x_83:vec4<f32> = let %62
    store %x_GLF_color, %x_83
    ret
  }
}
%tint_symbol = @fragment func(%gl_FragCoord_param:vec4<f32> [@position]):main_out {
  $B10: {
    store %gl_FragCoord, %gl_FragCoord_param
    %66:void = call %main_1
    %67:vec4<f32> = load %x_GLF_color
    %68:main_out = construct %67
    ret %68
  }
}
%tint_div_i32 = func(%lhs:i32, %rhs:i32):i32 {
  $B11: {
    %71:bool = eq %rhs, 0i
    %72:bool = eq %lhs, -2147483648i
    %73:bool = eq %rhs, -1i
    %74:bool = and %72, %73
    %75:bool = or %71, %74
    %76:i32 = select %rhs, 1i, %75
    %77:i32 = div %lhs, %76
    ret %77
  }
}
%tint_mod_i32 = func(%lhs_1:i32, %rhs_1:i32):i32 {  # %lhs_1: 'lhs', %rhs_1: 'rhs'
  $B12: {
    %80:bool = eq %rhs_1, 0i
    %81:bool = eq %lhs_1, -2147483648i
    %82:bool = eq %rhs_1, -1i
    %83:bool = and %81, %82
    %84:bool = or %80, %83
    %85:i32 = select %rhs_1, 1i, %84
    %86:i32 = let %85
    %87:i32 = div %lhs_1, %86
    %88:i32 = mul %87, %86
    %89:i32 = sub %lhs_1, %88
    ret %89
  }
}
%tint_f32_to_i32 = func(%value:f32):i32 {
  $B13: {
    %91:i32 = convert %value
    %92:bool = gte %value, -2147483648.0f
    %93:i32 = select -2147483648i, %91, %92
    %94:bool = lte %value, 2147483520.0f
    %95:i32 = select 2147483647i, %93, %94
    ret %95
  }
}

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.  *
********************************************************************