From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- js/src/jit-test/tests/basic/bug1013922.js | 67 +++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 js/src/jit-test/tests/basic/bug1013922.js (limited to 'js/src/jit-test/tests/basic/bug1013922.js') diff --git a/js/src/jit-test/tests/basic/bug1013922.js b/js/src/jit-test/tests/basic/bug1013922.js new file mode 100644 index 0000000000..febe32ea5f --- /dev/null +++ b/js/src/jit-test/tests/basic/bug1013922.js @@ -0,0 +1,67 @@ +String.prototype.repeat = function(num) { + return new Array(num + 1).join(this); +} + +function set_to_length(length, frag_size) +{ + var fragment = "'" + "x".repeat(frag_size) + "' + "; + var frags = Math.floor((length - 1)/frag_size); + var code = "var x = " + fragment.repeat(frags) + "'" + + "x".repeat(length - frags * frag_size) + "';"; + + try { + eval(code); + } + catch(err) { + if (err.message && err.message == "Out of memory") + return -1; + if (err == "out of memory") + return -1; + throw(err); /* Oops, broke something. */ + } + + return code.length; +} + +var first_fail; +var first_pass; +var frag_size; +var pass_code_length; + +function search_up() +{ + if (set_to_length(first_fail, frag_size) < 0) { + setTimeout(binary_search, 0); + return; + } + + first_fail *= 2; +} + +function binary_search() +{ + if (first_fail - first_pass > 1) { + var length = (first_pass + first_fail) / 2; + var code_len = set_to_length(length, frag_size); + if (code_len > 0) { + first_pass = length; + pass_code_length = code_len; + } else + first_fail = length; + setTimeout(binary_search, 0); + return; + } +} + +function run_find_limit() +{ + frag_size = 64; + first_fail = 65536; /* A guess */ + first_pass = 0; + pass_code_length = 0; + + for (var i=0; i<5; i++) + search_up(0); +} + +run_find_limit(); -- cgit v1.2.3