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_6:ptr<uniform, buf0, read> = var @binding_point(0, 0)
  %x_GLF_color:ptr<private, vec4<f32>, read_write> = var
}

%main_1 = func():void {
  $B2: {
    loop [b: $B3] {  # loop_1
      $B3: {  # body
        %x_45:ptr<function, bool, read_write> = var
        %x_48:ptr<function, i32, read_write> = var
        %x_49:ptr<function, i32, read_write> = var
        %x_46:ptr<function, bool, read_write> = var
        %x_115:ptr<function, i32, read_write> = var
        %x_116:ptr<function, i32, read_write> = var
        %x_45_phi:ptr<function, bool, read_write> = var
        %x_48_phi:ptr<function, i32, read_write> = var
        %x_50_phi:ptr<function, i32, read_write> = var
        %x_52_phi:ptr<function, i32, read_write> = var
        %x_111_phi:ptr<function, i32, read_write> = var
        %x_112_phi:ptr<function, bool, read_write> = var
        %x_115_phi:ptr<function, i32, read_write> = var
        %x_118_phi:ptr<function, i32, read_write> = var
        %x_120_phi:ptr<function, i32, read_write> = var
        %x_161_phi:ptr<function, i32, read_write> = var
        %21:ptr<uniform, vec2<f32>, read> = access %x_6, 0u
        %22:f32 = load_vector_element %21, 0u
        %x_40:f32 = let %22
        %24:bool = lt %x_40, -1.0f
        %x_41:bool = let %24
        store %x_45_phi, false
        store %x_48_phi, 0i
        store %x_50_phi, 0i
        store %x_52_phi, 0i
        loop [b: $B4, c: $B5] {  # loop_2
          $B4: {  # body
            %x_62:ptr<function, i32, read_write> = var
            %x_65:ptr<function, i32, read_write> = var
            %x_66:ptr<function, i32, read_write> = var
            %x_63:ptr<function, i32, read_write> = var
            %x_53:ptr<function, i32, read_write> = var
            %x_62_phi:ptr<function, i32, read_write> = var
            %x_65_phi:ptr<function, i32, read_write> = var
            %x_67_phi:ptr<function, i32, read_write> = var
            %x_51_phi:ptr<function, i32, read_write> = var
            %x_49_phi:ptr<function, i32, read_write> = var
            %x_46_phi:ptr<function, bool, read_write> = var
            %37:bool = load %x_45_phi
            store %x_45, %37
            %38:i32 = load %x_48_phi
            store %x_48, %38
            %39:i32 = load %x_50_phi
            %x_50:i32 = let %39
            %41:i32 = load %x_52_phi
            %x_52:i32 = let %41
            %43:f32 = load_vector_element %gl_FragCoord, 1u
            %x_55:f32 = let %43
            %45:i32 = load %x_48
            store %x_111_phi, %45
            %46:bool = load %x_45
            store %x_112_phi, %46
            %47:bool = gt %x_55, -1.0f
            %48:i32 = select 100i, 10i, %47
            %49:bool = lt %x_52, %48
            if %49 [t: $B6, f: $B7] {  # if_1
              $B6: {  # true
                exit_if  # if_1
              }
              $B7: {  # false
                exit_loop  # loop_2
              }
            }
            %50:i32 = load %x_48
            store %x_62_phi, %50
            store %x_65_phi, %x_50
            store %x_67_phi, 0i
            loop [b: $B8, c: $B9] {  # loop_3
              $B8: {  # body
                %x_97:ptr<function, i32, read_write> = var
                %x_68:ptr<function, i32, read_write> = var
                %x_66_phi:ptr<function, i32, read_write> = var
                %54:i32 = load %x_62_phi
                store %x_62, %54
                %55:i32 = load %x_65_phi
                store %x_65, %55
                %56:i32 = load %x_67_phi
                %x_67:i32 = let %56
                %58:i32 = load %x_65
                store %x_51_phi, %58
                %59:i32 = load %x_62
                store %x_49_phi, %59
                %60:bool = load %x_45
                store %x_46_phi, %60
                %61:bool = lt %x_67, 2i
                if %61 [t: $B10, f: $B11] {  # if_2
                  $B10: {  # true
                    exit_if  # if_2
                  }
                  $B11: {  # false
                    exit_loop  # loop_3
                  }
                }
                loop [b: $B12] {  # loop_4
                  $B12: {  # body
                    %x_78:ptr<function, bool, read_write> = var
                    %x_86_phi:ptr<function, i32, read_write> = var
                    %x_97_phi:ptr<function, i32, read_write> = var
                    %x_98_phi:ptr<function, bool, read_write> = var
                    %66:f32 = load_vector_element %gl_FragCoord, 0u
                    %x_77:f32 = let %66
                    %68:bool = lt %x_77, -1.0f
                    store %x_78, %68
                    %69:bool = lt %x_40, 0.0f
                    %70:bool = eq %69, false
                    if %70 [t: $B13] {  # if_3
                      $B13: {  # true
                        %71:bool = load %x_78
                        if %71 [t: $B14] {  # if_4
                          $B14: {  # true
                            store %x_66_phi, 0i
                            exit_loop  # loop_4
                          }
                        }
                        store %x_86_phi, 1i
                        loop [b: $B15, c: $B16] {  # loop_5
                          $B15: {  # body
                            %x_87:ptr<function, i32, read_write> = var
                            %73:i32 = load %x_86_phi
                            %x_86:i32 = let %73
                            %75:i32 = load %x_65
                            store %x_97_phi, %75
                            store %x_98_phi, false
                            %76:bool = lt %x_86, 3i
                            if %76 [t: $B17, f: $B18] {  # if_5
                              $B17: {  # true
                                exit_if  # if_5
                              }
                              $B18: {  # false
                                exit_loop  # loop_5
                              }
                            }
                            %77:bool = load %x_78
                            if %77 [t: $B19] {  # if_6
                              $B19: {  # true
                                continue  # -> $B16
                              }
                            }
                            %78:bool = gt %x_86, 0i
                            if %78 [t: $B20] {  # if_7
                              $B20: {  # true
                                store %x_97_phi, 1i
                                store %x_98_phi, true
                                exit_loop  # loop_5
                              }
                            }
                            continue  # -> $B16
                          }
                          $B16: {  # continuing
                            %79:i32 = add %x_86, 1i
                            store %x_87, %79
                            %80:i32 = load %x_87
                            store %x_86_phi, %80
                            next_iteration  # -> $B15
                          }
                        }
                        %81:i32 = load %x_97_phi
                        store %x_97, %81
                        %82:bool = load %x_98_phi
                        %x_98:bool = let %82
                        %84:i32 = load %x_97
                        store %x_66_phi, %84
                        if %x_98 [t: $B21] {  # if_8
                          $B21: {  # true
                            exit_loop  # loop_4
                          }
                        }
                        exit_if  # if_3
                      }
                    }
                    store %x_66_phi, 0i
                    exit_loop  # loop_4
                  }
                }
                %85:i32 = load %x_66_phi
                store %x_66, %85
                %86:i32 = load %x_62
                %87:i32 = load %x_66
                %88:i32 = add %86, %87
                %89:i32 = bitcast %88
                store %x_63, %89
                if %x_41 [t: $B22] {  # if_9
                  $B22: {  # true
                    loop [b: $B23, c: $B24] {  # loop_6
                      $B23: {  # body
                        if %x_41 [t: $B25, f: $B26] {  # if_10
                          $B25: {  # true
                            exit_if  # if_10
                          }
                          $B26: {  # false
                            exit_loop  # loop_6
                          }
                        }
                        continue  # -> $B24
                      }
                      $B24: {  # continuing
                        %90:f32 = convert %x_52
                        %x_105:f32 = let %90
                        %92:vec4<f32> = construct %x_105, %x_105, %x_105, %x_105
                        store %x_GLF_color, %92
                        next_iteration  # -> $B23
                      }
                    }
                    %93:i32 = load %x_66
                    store %x_51_phi, %93
                    %94:i32 = load %x_63
                    store %x_49_phi, %94
                    store %x_46_phi, true
                    exit_loop  # loop_3
                  }
                }
                continue  # -> $B9
              }
              $B9: {  # continuing
                %95:i32 = add %x_67, 1i
                store %x_68, %95
                %96:i32 = load %x_63
                store %x_62_phi, %96
                %97:i32 = load %x_66
                store %x_65_phi, %97
                %98:i32 = load %x_68
                store %x_67_phi, %98
                next_iteration  # -> $B8
              }
            }
            %99:i32 = load %x_51_phi
            %x_51:i32 = let %99
            %101:i32 = load %x_49_phi
            store %x_49, %101
            %102:bool = load %x_46_phi
            store %x_46, %102
            %103:i32 = load %x_49
            store %x_111_phi, %103
            %104:bool = load %x_46
            store %x_112_phi, %104
            %105:bool = load %x_46
            if %105 [t: $B27] {  # if_11
              $B27: {  # true
                exit_loop  # loop_2
              }
            }
            %106:bool = eq %x_41, false
            if %106 [t: $B28] {  # if_12
              $B28: {  # true
                %107:i32 = load %x_49
                store %x_111_phi, %107
                %108:bool = load %x_46
                store %x_112_phi, %108
                exit_loop  # loop_2
              }
            }
            continue  # -> $B5
          }
          $B5: {  # continuing
            %109:i32 = add %x_52, 1i
            store %x_53, %109
            %110:bool = load %x_46
            store %x_45_phi, %110
            %111:i32 = load %x_49
            store %x_48_phi, %111
            store %x_50_phi, %x_51
            %112:i32 = load %x_53
            store %x_52_phi, %112
            next_iteration  # -> $B4
          }
        }
        %113:i32 = load %x_111_phi
        %x_111:i32 = let %113
        %115:bool = load %x_112_phi
        %x_112:bool = let %115
        if %x_112 [t: $B29] {  # if_13
          $B29: {  # true
            exit_loop  # loop_1
          }
        }
        store %x_115_phi, %x_111
        store %x_118_phi, 0i
        store %x_120_phi, 0i
        loop [b: $B30, c: $B31] {  # loop_7
          $B30: {  # body
            %x_154:ptr<function, i32, read_write> = var
            %x_121:ptr<function, i32, read_write> = var
            %x_119_phi:ptr<function, i32, read_write> = var
            %120:i32 = load %x_115_phi
            store %x_115, %120
            %121:i32 = load %x_118_phi
            %x_118:i32 = let %121
            %123:i32 = load %x_120_phi
            %x_120:i32 = let %123
            %125:ptr<uniform, vec2<f32>, read> = access %x_6, 0u
            %126:f32 = load_vector_element %125, 1u
            %x_123:f32 = let %126
            %128:i32 = load %x_115
            store %x_161_phi, %128
            %129:f32 = add %x_123, 1.0f
            %130:i32 = call %tint_f32_to_i32, %129
            %132:bool = lt %x_120, %130
            if %132 [t: $B32, f: $B33] {  # if_14
              $B32: {  # true
                exit_if  # if_14
              }
              $B33: {  # false
                exit_loop  # loop_7
              }
            }
            loop [b: $B34] {  # loop_8
              $B34: {  # body
                %x_135:ptr<function, bool, read_write> = var
                %x_143_phi:ptr<function, i32, read_write> = var
                %x_154_phi:ptr<function, i32, read_write> = var
                %x_155_phi:ptr<function, bool, read_write> = var
                %137:f32 = load_vector_element %gl_FragCoord, 0u
                %x_134:f32 = let %137
                %139:bool = lt %x_134, -1.0f
                store %x_135, %139
                %140:bool = lt %x_40, 0.0f
                %141:bool = eq %140, false
                if %141 [t: $B35] {  # if_15
                  $B35: {  # true
                    %142:bool = load %x_135
                    if %142 [t: $B36] {  # if_16
                      $B36: {  # true
                        store %x_119_phi, 0i
                        exit_loop  # loop_8
                      }
                    }
                    store %x_143_phi, 1i
                    loop [b: $B37, c: $B38] {  # loop_9
                      $B37: {  # body
                        %x_144:ptr<function, i32, read_write> = var
                        %144:i32 = load %x_143_phi
                        %x_143:i32 = let %144
                        store %x_154_phi, %x_118
                        store %x_155_phi, false
                        %146:bool = lt %x_143, 3i
                        if %146 [t: $B39, f: $B40] {  # if_17
                          $B39: {  # true
                            exit_if  # if_17
                          }
                          $B40: {  # false
                            exit_loop  # loop_9
                          }
                        }
                        %147:bool = load %x_135
                        if %147 [t: $B41] {  # if_18
                          $B41: {  # true
                            continue  # -> $B38
                          }
                        }
                        %148:bool = gt %x_143, 0i
                        if %148 [t: $B42] {  # if_19
                          $B42: {  # true
                            store %x_154_phi, 1i
                            store %x_155_phi, true
                            exit_loop  # loop_9
                          }
                        }
                        continue  # -> $B38
                      }
                      $B38: {  # continuing
                        %149:i32 = add %x_143, 1i
                        store %x_144, %149
                        %150:i32 = load %x_144
                        store %x_143_phi, %150
                        next_iteration  # -> $B37
                      }
                    }
                    %151:i32 = load %x_154_phi
                    store %x_154, %151
                    %152:bool = load %x_155_phi
                    %x_155:bool = let %152
                    %154:i32 = load %x_154
                    store %x_119_phi, %154
                    if %x_155 [t: $B43] {  # if_20
                      $B43: {  # true
                        exit_loop  # loop_8
                      }
                    }
                    exit_if  # if_15
                  }
                }
                store %x_119_phi, 0i
                exit_loop  # loop_8
              }
            }
            %x_119:ptr<function, i32, read_write> = var
            %156:i32 = load %x_119_phi
            store %x_119, %156
            %157:i32 = load %x_115
            %158:i32 = load %x_119
            %159:i32 = add %157, %158
            %160:i32 = bitcast %159
            store %x_116, %160
            %161:bool = eq %x_41, false
            %162:bool = select %x_41, false, %161
            if %162 [t: $B44] {  # if_21
              $B44: {  # true
                %163:i32 = load %x_116
                store %x_161_phi, %163
                exit_loop  # loop_7
              }
            }
            continue  # -> $B31
          }
          $B31: {  # continuing
            %164:i32 = add %x_120, 1i
            store %x_121, %164
            %165:i32 = load %x_116
            store %x_115_phi, %165
            %166:i32 = load %x_119
            store %x_118_phi, %166
            %167:i32 = load %x_121
            store %x_120_phi, %167
            next_iteration  # -> $B30
          }
        }
        %168:i32 = load %x_161_phi
        %x_161:i32 = let %168
        %170:bool = eq %x_161, 4i
        if %170 [t: $B45, f: $B46] {  # if_22
          $B45: {  # true
            store %x_GLF_color, vec4<f32>(1.0f, 0.0f, 0.0f, 1.0f)
            exit_if  # if_22
          }
          $B46: {  # false
            store %x_GLF_color, vec4<f32>(0.0f)
            exit_if  # if_22
          }
        }
        exit_loop  # loop_1
      }
    }
    ret
  }
}
%tint_symbol = @fragment func(%gl_FragCoord_param:vec4<f32> [@position]):main_out {
  $B47: {
    store %gl_FragCoord, %gl_FragCoord_param
    %173:void = call %main_1
    %174:vec4<f32> = load %x_GLF_color
    %175:main_out = construct %174
    ret %175
  }
}
%tint_f32_to_i32 = func(%value:f32):i32 {
  $B48: {
    %177:i32 = convert %value
    %178:bool = gte %value, -2147483648.0f
    %179:i32 = select -2147483648i, %177, %178
    %180:bool = lte %value, 2147483520.0f
    %181:i32 = select 2147483647i, %179, %180
    ret %181
  }
}

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