After https://trac.webkit.org/changeset/222617, these 14 tests started unexpectedly passing on test262 Release and Debug bots: test262.yaml/test262/test/built-ins/Array/prototype/copyWithin/return-abrupt-from-delete-proxy-target.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Array/prototype/copyWithin/return-abrupt-from-delete-proxy-target.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setDate/arg-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setDate/arg-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setFullYear/arg-date-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setFullYear/arg-date-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setFullYear/arg-month-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setFullYear/arg-month-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setFullYear/arg-year-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setFullYear/arg-year-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setMonth/arg-date-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setMonth/arg-date-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setMonth/arg-month-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setMonth/arg-month-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 https://build.webkit.org/builders/Apple%20El%20Capitan%20Release%20Test262%20%28Tests%29/builds/4434 https://build.webkit.org/builders/Apple%20El%20Capitan%20Debug%20Test262%20%28Tests%29/builds/3364 After https://trac.webkit.org/changeset/222618, we went down to 8 tests unexpectedly passing on the test262 Debug bot: test262.yaml/test262/test/built-ins/Array/prototype/copyWithin/return-abrupt-from-delete-proxy-target.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Array/prototype/copyWithin/return-abrupt-from-delete-proxy-target.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setDate/arg-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setDate/arg-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setFullYear/arg-date-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setFullYear/arg-date-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setMonth/arg-date-to-number-err.js.default: ERROR: Unexpected exit code: 0 test262.yaml/test262/test/built-ins/Date/prototype/setMonth/arg-date-to-number-err.js.default-strict: ERROR: Unexpected exit code: 0 https://build.webkit.org/builders/Apple%20El%20Capitan%20Debug%20Test262%20%28Tests%29/builds/3365
<rdar://problem/34725960>
Created attachment 322133 [details] proposed patch.
Thanks for the review. Landed in r222638: <http://trac.webkit.org/r222638>.