test/mjsunit/compiler/regress-or.js

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// Test deoptimization inside short-circuited expressions.
function f1(x) {
  var c = "fail";
  if (!x || g1()) {
    c = ~x;
  }
  return c;
}

function g1() { try { return 1; } finally {} }

for (var i=0; i<10000000; i++) f1(42);

assertEquals(-1, f1(0));
assertEquals(-43, f1(42));
assertEquals(-1, f1(""));

function f2(x) {
  var c = "fail";
  if (!x || !g2()) {
    c = ~x;
  }
  return c;
}

function g2() { try { return 0; } finally {} }

for (var i=0; i<10000000; i++) f2(42);

assertEquals(-1, f2(""));