SKIP: FAILED

../../src/tint/lang/msl/writer/printer/printer.cc:500 internal compiler error: buf0 = struct @align(8) {
  injectionSwitch: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_GLF_color:ptr<private, vec4<f32>, read_write> = var
  %x_6:ptr<uniform, buf0, read> = var @binding_point(0, 0)
}

%main_1 = func():void {
  $B2: {
    loop [b: $B3] {  # loop_1
      $B3: {  # body
        %x_42:ptr<function, vec4<f32>, read_write> = var
        %x_39:ptr<function, bool, read_write> = var
        %x_38_phi:ptr<function, bool, read_write> = var
        %x_41_phi:ptr<function, vec4<f32>, read_write> = var
        %9:f32 = load_vector_element %gl_FragCoord, 0u
        %x_32:f32 = let %9
        %11:f32 = clamp %x_32, 0.0f, 1.0f
        %12:i32 = call %tint_f32_to_i32, %11
        %x_34:i32 = let %12
        store %x_GLF_color, vec4<f32>(0.0f)
        store %x_38_phi, false
        store %x_41_phi, vec4<f32>(0.0f)
        loop [b: $B4, c: $B5] {  # loop_2
          $B4: {  # body
            %x_42_phi:ptr<function, vec4<f32>, read_write> = var
            %x_47_phi:ptr<function, i32, read_write> = var
            %x_39_phi:ptr<function, bool, read_write> = var
            %18:bool = load %x_38_phi
            %x_38:bool = let %18
            %20:vec4<f32> = load %x_41_phi
            %x_41:vec4<f32> = let %20
            store %x_42_phi, %x_41
            store %x_47_phi, 0i
            loop [b: $B6, c: $B7] {  # loop_3
              $B6: {  # body
                %x_45:ptr<function, vec4<f32>, read_write> = var
                %x_48:ptr<function, i32, read_write> = var
                %24:vec4<f32> = load %x_42_phi
                store %x_42, %24
                %25:i32 = load %x_47_phi
                %x_47:i32 = let %25
                %27:ptr<uniform, vec2<f32>, read> = access %x_6, 0u
                %28:f32 = load_vector_element %27, 1u
                %x_50:f32 = let %28
                store %x_39_phi, %x_38
                %30:i32 = call %tint_f32_to_i32, %x_50
                %31:i32 = add %x_34, %30
                %32:bool = lt %x_47, %31
                if %32 [t: $B8, f: $B9] {  # if_1
                  $B8: {  # true
                    exit_if  # if_1
                  }
                  $B9: {  # false
                    exit_loop  # loop_3
                  }
                }
                %x_66:ptr<function, vec4<f32>, read_write> = var
                %x_70:ptr<function, vec4<f32>, read_write> = var
                %x_45_phi:ptr<function, vec4<f32>, read_write> = var
                %36:bool = lt %x_34, 0i
                if %36 [t: $B10, f: $B11] {  # if_2
                  $B10: {  # true
                    store %x_39_phi, true
                    exit_loop  # loop_3
                  }
                  $B11: {  # false
                    %37:bool = eq %x_34, 1i
                    if %37 [t: $B12, f: $B13] {  # if_3
                      $B12: {  # true
                        %38:f32 = convert %x_34
                        %x_64:f32 = let %38
                        %40:vec2<f32> = construct %x_64, %x_64
                        %x_65:vec2<f32> = let %40
                        %42:f32 = access %x_65, 0u
                        %43:f32 = load_vector_element %x_42, 1u
                        %44:f32 = load_vector_element %x_42, 2u
                        %45:f32 = access %x_65, 1u
                        %46:vec4<f32> = construct %42, %43, %44, %45
                        store %x_66, %46
                        %47:vec4<f32> = load %x_66
                        store %x_45_phi, %47
                        exit_if  # if_3
                      }
                      $B13: {  # false
                        %48:i32 = add %x_34, 1i
                        %49:f32 = convert %48
                        %x_68:f32 = let %49
                        %51:vec2<f32> = construct %x_68, %x_68
                        %x_69:vec2<f32> = let %51
                        %53:f32 = access %x_69, 0u
                        %54:f32 = load_vector_element %x_42, 1u
                        %55:f32 = load_vector_element %x_42, 2u
                        %56:f32 = access %x_69, 1u
                        %57:vec4<f32> = construct %53, %54, %55, %56
                        store %x_70, %57
                        %58:vec4<f32> = load %x_70
                        store %x_45_phi, %58
                        exit_if  # if_3
                      }
                    }
                    %59:vec4<f32> = load %x_45_phi
                    store %x_45, %59
                    exit_if  # if_2
                  }
                }
                continue  # -> $B7
              }
              $B7: {  # continuing
                %60:i32 = add %x_47, 1i
                store %x_48, %60
                %61:vec4<f32> = load %x_45
                store %x_42_phi, %61
                %62:i32 = load %x_48
                store %x_47_phi, %62
                next_iteration  # -> $B6
              }
            }
            %63:bool = load %x_39_phi
            store %x_39, %63
            %64:bool = load %x_39
            if %64 [t: $B14] {  # if_4
              $B14: {  # true
                exit_loop  # loop_2
              }
            }
            continue  # -> $B5
          }
          $B5: {  # continuing
            %65:bool = load %x_39
            store %x_38_phi, %65
            %66:vec4<f32> = load %x_42
            store %x_41_phi, %66
            %67:bool = lt %x_34, 0i
            %68:bool = eq %67, false
            break_if %68  # -> [t: exit_loop loop_2, f: $B4]
          }
        }
        %69:bool = load %x_39
        if %69 [t: $B15] {  # if_5
          $B15: {  # true
            exit_loop  # loop_1
          }
        }
        %70:vec4<f32> = load %x_42
        store %x_GLF_color, %70
        exit_loop  # loop_1
      }
    }
    ret
  }
}
%tint_symbol = @fragment func(%gl_FragCoord_param:vec4<f32> [@position]):main_out {
  $B16: {
    store %gl_FragCoord, %gl_FragCoord_param
    %73:void = call %main_1
    %74:vec4<f32> = load %x_GLF_color
    %75:main_out = construct %74
    ret %75
  }
}
%tint_f32_to_i32 = func(%value:f32):i32 {
  $B17: {
    %77:i32 = convert %value
    %78:bool = gte %value, -2147483648.0f
    %79:i32 = select -2147483648i, %77, %78
    %80:bool = lte %value, 2147483520.0f
    %81:i32 = select 2147483647i, %79, %80
    ret %81
  }
}

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