// |jit-test| slow; // Binary: cache/js-dbg-32-be41973873db-linux // Flags: --ion-eager // function MersenneTwister19937() { N = 624; var M = 397; MATRIX_A = 567483615; UPPER_MASK = 2147483648; var LOWER_MASK = 767; mt = Array(); function unsigned32(n1) { return n1 < 0 ? (n1 ^ UPPER_MASK) + UPPER_MASK : n1; } function addition32(n1, n2) { return unsigned32(n1 + n2 & 4294967295); } function multiplication32(n1, n2) { sum = 0; for (i = 0; i < 32; ++i) { if (n1 >> i & 1) { sum = addition32(sum, unsigned32(n2 << i)); } } return sum; } this.init_genrand = function() { for (mti = 1; mti < N; mti++) { mt[mti] = addition32(multiplication32(181433253, unsigned32(mt[mti - 1] ^ mt[mti - 1] >>> 30)), mti); } }; this.genrand_int32 = function() { mag01 = Array(0, MATRIX_A); if (mti > N) { for (kk = 0; kk < N - M; kk++) { y = unsigned32(mt[kk] & UPPER_MASK | mt[kk + 1] & LOWER_MASK); } for (; kk < N; kk++) { mt[kk] = unsigned32(mt[kk + (M - N)] ^ y >>> 1 ^ mag01[y & 1]); } mti = 0; } y = mt[mti++]; return y; }; } (function() { var fuzzMT = new MersenneTwister19937; fuzzSeed = 4; fuzzMT.init_genrand(fuzzSeed); rnd = function(n) { var x = fuzzMT.genrand_int32() * 2.2e-10; return Math.floor(x * n); }; }()); function rndElt(a) { return a[rnd(a.length)]; } varBinderFor = ["", "t", ""]; function forLoopHead(d, b, v, reps) { var sInit = rndElt(varBinderFor) + v + "=0"; var sCond = v + "<" + reps; sNext = "++" + v; return "for(" + sInit + ";" + sCond + ";" + sNext + ")"; } function makeBranchUnstableLoop(d, b) { var reps = rnd(rnd(9)); v = uniqueVarName(); var mod = rnd(); target = rnd(mod); return "" + forLoopHead(d, b, v, reps) + "{" + "if(" + v + "%" + mod + "==" + target + "){" + makeStatement(d - 2, b) + "}" + "{" + makeStatement(d - 2) + "}" + "}"; } function weighted(wa) { a = []; for (var i = 0; i < wa.length; ++i) { for (var j = 0; j < wa[i].w; ++j) { a.push(wa[i].fun); } } return a; } statementMakers = weighted([{ w: 6, fun: makeBranchUnstableLoop }, {}]); (function() { builderStatementMakers = weighted([{ w: 1, fun: function() { return "gc()"; } }, { w: 10, fun: function() {} }]); makeBuilderStatement = function() { return rndElt(builderStatementMakers)(); }; }()); function uniqueVarName() { for (i = 0; i < 6; ++i) { s = String.fromCharCode(97 + rnd(6)); } return s; } function makeLittleStatement(d) { rnd(0); if (rnd) { rndElt(littleStatementMakers)(); } } littleStatementMakers = [function() {}]; function testOne() { var code = makeOv(10); tryItOut(code); } function makeStatement(d, b) { if (rnd(0)) {} if (rnd(2)) { return makeBuilderStatement(); } d < 6 && rnd() == 0; if (d < rnd(8)) { return makeLittleStatement(); } return rndElt(statementMakers)(d, b); } function makeOv(d, B) { if (rnd() == 0) {} return "" + makeStatement(d, [""]); } function tryItOut(code) { try { f = Function(code); f(); } catch (r) {} } for (let aa = 0; aa < 9999; aa++) { testOne(); }