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LibRegex: Use the *actually* correct repeat start offset for Repeat

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Fixes #2931 and various frequent crashes.
This commit is contained in:
Ali Mohammad Pur 2024-12-23 12:16:08 +01:00 • committed by Jelle Raaijmakers
commit 50733c564c
Notes: github-actions[bot] 2024-12-23 12:14:51 +00:00
2 changed files with 6 additions and 1 deletions
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5
Tests/LibRegex/Regex.cpp
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@ -710,6 +710,11 @@ TEST_CASE(ECMA262_match)
"?category=54&shippable=1&baby_age=p,0,1,3"sv, false }, // ladybird#968, ?+ should not loop forever.
{ "([^\\s]+):\\s*([^;]+);"sv, "font-family: 'Inter';"sv, true }, // optimizer bug, blindly accepting inverted char classes [^x] as atomic rewrite opportunities.
{ "(a)(?=a*\\1)"sv, "aaaa"sv, true, global_multiline.value() }, // Optimizer bug, ignoring references that weren't bound in the current or past block, ladybird#2281
{ "[ a](b{2})"sv, "abb"sv, true }, // Optimizer bug, wrong Repeat basic block splits.
{ "^ {0,3}(([\\`\\~])\\2{2,})\\s*([\\*_]*)\\s*([^\\*_\\s]*).*$"sv, ""sv, false }, // See above.
{ "^(\\d{4}|[+-]\\d{6})(?:-?(\\d{2})(?:-?(\\d{2}))?)?(?:[ T]?(\\d{2}):?(\\d{2})(?::?(\\d{2})(?:[,.](\\d{1,}))?)?(?:(Z)|([+-])(\\d{2})(?::?(\\d{2}))?)?)?$"sv,
""sv,
false, }, // See above, also ladybird#2931.
};
// clang-format on