1 This tests that speculation recovery of destructive additions on unboxed integers works.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS destructiveAddForBoxedInteger({x:1}, 2, 4) is 9
7 PASS destructiveAddForBoxedInteger({x:2147483647}, 2, 4) is 2147483655
8 PASS destructiveAddForBoxedInteger({x:2}, 2147483647, 4) is 4294967300
9 PASS destructiveAddForBoxedInteger({x:2147483647}, 2147483647, 4) is 6442450945
10 PASS destructiveAddForBoxedInteger({x:1}, 2, 2147483647) is 2147483652
11 PASS successfullyParsed is true