github.com/shawnclovie/gopher-lua@v0.0.0-20200520092726-90b44ec0e2f2/_lua5.1-tests/big.lua (about) 1 print "testing string length overflow" 2 3 local longs = string.rep("\0", 2^25) 4 local function catter (i) 5 return assert(loadstring( 6 string.format("return function(a) return a%s end", 7 string.rep("..a", i-1))))() 8 end 9 rep129 = catter(129) 10 local a, b = pcall(rep129, longs) 11 print(b) 12 assert(not a and string.find(b, "overflow")) 13 print('+') 14 15 16 require "checktable" 17 18 --[[ lots of empty lines (to force SETLINEW) 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 --]] 223 224 225 a,b = nil,nil 226 while not b do 227 if a then 228 b = { -- lots of strings (to force JMPW and PUSHCONSTANTW) 229 "n1", "n2", "n3", "n4", "n5", "n6", "n7", "n8", "n9", "n10", 230 "n11", "n12", "j301", "j302", "j303", "j304", "j305", "j306", "j307", "j308", 231 "j309", "a310", "n311", "n312", "n313", "n314", "n315", "n316", "n317", "n318", 232 "n319", "n320", "n321", "n322", "n323", "n324", "n325", "n326", "n327", "n328", 233 "a329", "n330", "n331", "n332", "n333", "n334", "n335", "n336", "n337", "n338", 234 "n339", "n340", "n341", "z342", "n343", "n344", "n345", "n346", "n347", "n348", 235 "n349", "n350", "n351", "n352", "r353", "n354", "n355", "n356", "n357", "n358", 236 "n359", "n360", "n361", "n362", "n363", "n364", "n365", "n366", "z367", "n368", 237 "n369", "n370", "n371", "n372", "n373", "n374", "n375", "a376", "n377", "n378", 238 "n379", "n380", "n381", "n382", "n383", "n384", "n385", "n386", "n387", "n388", 239 "n389", "n390", "n391", "n392", "n393", "n394", "n395", "n396", "n397", "n398", 240 "n399", "n400", "n13", "n14", "n15", "n16", "n17", "n18", "n19", "n20", 241 "n21", "n22", "n23", "a24", "n25", "n26", "n27", "n28", "n29", "j30", 242 "n31", "n32", "n33", "n34", "n35", "n36", "n37", "n38", "n39", "n40", 243 "n41", "n42", "n43", "n44", "n45", "n46", "n47", "n48", "n49", "n50", 244 "n51", "n52", "n53", "n54", "n55", "n56", "n57", "n58", "n59", "n60", 245 "n61", "n62", "n63", "n64", "n65", "a66", "z67", "n68", "n69", "n70", 246 "n71", "n72", "n73", "n74", "n75", "n76", "n77", "n78", "n79", "n80", 247 "n81", "n82", "n83", "n84", "n85", "n86", "n87", "n88", "n89", "n90", 248 "n91", "n92", "n93", "n94", "n95", "n96", "n97", "n98", "n99", "n100", 249 "n201", "n202", "n203", "n204", "n205", "n206", "n207", "n208", "n209", "n210", 250 "n211", "n212", "n213", "n214", "n215", "n216", "n217", "n218", "n219", "n220", 251 "n221", "n222", "n223", "n224", "n225", "n226", "n227", "n228", "n229", "n230", 252 "n231", "n232", "n233", "n234", "n235", "n236", "n237", "n238", "n239", "a240", 253 "a241", "a242", "a243", "a244", "a245", "a246", "a247", "a248", "a249", "n250", 254 "n251", "n252", "n253", "n254", "n255", "n256", "n257", "n258", "n259", "n260", 255 "n261", "n262", "n263", "n264", "n265", "n266", "n267", "n268", "n269", "n270", 256 "n271", "n272", "n273", "n274", "n275", "n276", "n277", "n278", "n279", "n280", 257 "n281", "n282", "n283", "n284", "n285", "n286", "n287", "n288", "n289", "n290", 258 "n291", "n292", "n293", "n294", "n295", "n296", "n297", "n298", "n299" 259 ; x=23} 260 else a = 1 end 261 262 263 end 264 265 assert(b.x == 23) 266 print('+') 267 268 stat(b) 269 270 repeat 271 a = { 272 n1 = 1.5, n2 = 2.5, n3 = 3.5, n4 = 4.5, n5 = 5.5, n6 = 6.5, n7 = 7.5, 273 n8 = 8.5, n9 = 9.5, n10 = 10.5, n11 = 11.5, n12 = 12.5, 274 j301 = 301.5, j302 = 302.5, j303 = 303.5, j304 = 304.5, j305 = 305.5, 275 j306 = 306.5, j307 = 307.5, j308 = 308.5, j309 = 309.5, a310 = 310.5, 276 n311 = 311.5, n312 = 312.5, n313 = 313.5, n314 = 314.5, n315 = 315.5, 277 n316 = 316.5, n317 = 317.5, n318 = 318.5, n319 = 319.5, n320 = 320.5, 278 n321 = 321.5, n322 = 322.5, n323 = 323.5, n324 = 324.5, n325 = 325.5, 279 n326 = 326.5, n327 = 327.5, n328 = 328.5, a329 = 329.5, n330 = 330.5, 280 n331 = 331.5, n332 = 332.5, n333 = 333.5, n334 = 334.5, n335 = 335.5, 281 n336 = 336.5, n337 = 337.5, n338 = 338.5, n339 = 339.5, n340 = 340.5, 282 n341 = 341.5, z342 = 342.5, n343 = 343.5, n344 = 344.5, n345 = 345.5, 283 n346 = 346.5, n347 = 347.5, n348 = 348.5, n349 = 349.5, n350 = 350.5, 284 n351 = 351.5, n352 = 352.5, r353 = 353.5, n354 = 354.5, n355 = 355.5, 285 n356 = 356.5, n357 = 357.5, n358 = 358.5, n359 = 359.5, n360 = 360.5, 286 n361 = 361.5, n362 = 362.5, n363 = 363.5, n364 = 364.5, n365 = 365.5, 287 n366 = 366.5, z367 = 367.5, n368 = 368.5, n369 = 369.5, n370 = 370.5, 288 n371 = 371.5, n372 = 372.5, n373 = 373.5, n374 = 374.5, n375 = 375.5, 289 a376 = 376.5, n377 = 377.5, n378 = 378.5, n379 = 379.5, n380 = 380.5, 290 n381 = 381.5, n382 = 382.5, n383 = 383.5, n384 = 384.5, n385 = 385.5, 291 n386 = 386.5, n387 = 387.5, n388 = 388.5, n389 = 389.5, n390 = 390.5, 292 n391 = 391.5, n392 = 392.5, n393 = 393.5, n394 = 394.5, n395 = 395.5, 293 n396 = 396.5, n397 = 397.5, n398 = 398.5, n399 = 399.5, n400 = 400.5, 294 n13 = 13.5, n14 = 14.5, n15 = 15.5, n16 = 16.5, n17 = 17.5, 295 n18 = 18.5, n19 = 19.5, n20 = 20.5, n21 = 21.5, n22 = 22.5, 296 n23 = 23.5, a24 = 24.5, n25 = 25.5, n26 = 26.5, n27 = 27.5, 297 n28 = 28.5, n29 = 29.5, j30 = 30.5, n31 = 31.5, n32 = 32.5, 298 n33 = 33.5, n34 = 34.5, n35 = 35.5, n36 = 36.5, n37 = 37.5, 299 n38 = 38.5, n39 = 39.5, n40 = 40.5, n41 = 41.5, n42 = 42.5, 300 n43 = 43.5, n44 = 44.5, n45 = 45.5, n46 = 46.5, n47 = 47.5, 301 n48 = 48.5, n49 = 49.5, n50 = 50.5, n51 = 51.5, n52 = 52.5, 302 n53 = 53.5, n54 = 54.5, n55 = 55.5, n56 = 56.5, n57 = 57.5, 303 n58 = 58.5, n59 = 59.5, n60 = 60.5, n61 = 61.5, n62 = 62.5, 304 n63 = 63.5, n64 = 64.5, n65 = 65.5, a66 = 66.5, z67 = 67.5, 305 n68 = 68.5, n69 = 69.5, n70 = 70.5, n71 = 71.5, n72 = 72.5, 306 n73 = 73.5, n74 = 74.5, n75 = 75.5, n76 = 76.5, n77 = 77.5, 307 n78 = 78.5, n79 = 79.5, n80 = 80.5, n81 = 81.5, n82 = 82.5, 308 n83 = 83.5, n84 = 84.5, n85 = 85.5, n86 = 86.5, n87 = 87.5, 309 n88 = 88.5, n89 = 89.5, n90 = 90.5, n91 = 91.5, n92 = 92.5, 310 n93 = 93.5, n94 = 94.5, n95 = 95.5, n96 = 96.5, n97 = 97.5, 311 n98 = 98.5, n99 = 99.5, n100 = 100.5, n201 = 201.5, n202 = 202.5, 312 n203 = 203.5, n204 = 204.5, n205 = 205.5, n206 = 206.5, n207 = 207.5, 313 n208 = 208.5, n209 = 209.5, n210 = 210.5, n211 = 211.5, n212 = 212.5, 314 n213 = 213.5, n214 = 214.5, n215 = 215.5, n216 = 216.5, n217 = 217.5, 315 n218 = 218.5, n219 = 219.5, n220 = 220.5, n221 = 221.5, n222 = 222.5, 316 n223 = 223.5, n224 = 224.5, n225 = 225.5, n226 = 226.5, n227 = 227.5, 317 n228 = 228.5, n229 = 229.5, n230 = 230.5, n231 = 231.5, n232 = 232.5, 318 n233 = 233.5, n234 = 234.5, n235 = 235.5, n236 = 236.5, n237 = 237.5, 319 n238 = 238.5, n239 = 239.5, a240 = 240.5, a241 = 241.5, a242 = 242.5, 320 a243 = 243.5, a244 = 244.5, a245 = 245.5, a246 = 246.5, a247 = 247.5, 321 a248 = 248.5, a249 = 249.5, n250 = 250.5, n251 = 251.5, n252 = 252.5, 322 n253 = 253.5, n254 = 254.5, n255 = 255.5, n256 = 256.5, n257 = 257.5, 323 n258 = 258.5, n259 = 259.5, n260 = 260.5, n261 = 261.5, n262 = 262.5, 324 n263 = 263.5, n264 = 264.5, n265 = 265.5, n266 = 266.5, n267 = 267.5, 325 n268 = 268.5, n269 = 269.5, n270 = 270.5, n271 = 271.5, n272 = 272.5, 326 n273 = 273.5, n274 = 274.5, n275 = 275.5, n276 = 276.5, n277 = 277.5, 327 n278 = 278.5, n279 = 279.5, n280 = 280.5, n281 = 281.5, n282 = 282.5, 328 n283 = 283.5, n284 = 284.5, n285 = 285.5, n286 = 286.5, n287 = 287.5, 329 n288 = 288.5, n289 = 289.5, n290 = 290.5, n291 = 291.5, n292 = 292.5, 330 n293 = 293.5, n294 = 294.5, n295 = 295.5, n296 = 296.5, n297 = 297.5, 331 n298 = 298.5, n299 = 299.5, j300 = 300} or 1 332 until 1 333 334 assert(a.n299 == 299.5) 335 xxx = 1 336 assert(xxx == 1) 337 338 stat(a) 339 340 function a:findfield (f) 341 local i,v = next(self, nil) 342 while i ~= f do 343 if not i then return end 344 i,v = next(self, i) 345 end 346 return v 347 end 348 349 local ii = 0 350 i = 1 351 while b[i] do 352 local r = a:findfield(b[i]); 353 assert(a[b[i]] == r) 354 ii = math.max(ii,i) 355 i = i+1 356 end 357 358 assert(ii == 299) 359 360 function xxxx (x) coroutine.yield('b'); return ii+x end 361 362 assert(xxxx(10) == 309) 363 364 a = nil 365 b = nil 366 a1 = nil 367 368 print("tables with table indices:") 369 i = 1; a={} 370 while i <= 1023 do a[{}] = i; i=i+1 end 371 stat(a) 372 a = nil 373 374 print("tables with function indices:") 375 a={} 376 for i=1,511 do local x; a[function () return x end] = i end 377 stat(a) 378 a = nil 379 380 print'OK' 381 382 return 'a'