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AK: Verify that m_impl is non-null in String::operator[]

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This helps to find bugs where null strings are indexed into with
operator[], as this would previously only report a RefPtr null
dereference.
This commit is contained in:
Max Wipfli 2021-05-30 16:07:07 +02:00 committed by Linus Groh
parent 040d2479bf
commit a557f83f8c
Notes: sideshowbarker 2024-07-18 17:09:42 +09:00 
Author: https://github.com/MaxWipfli
Commit: https://github.com/SerenityOS/serenity/commit/a557f83f8c3
Pull-request: https://github.com/SerenityOS/serenity/pull/7593
1 changed files with 1 additions and 0 deletions
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AK/String.h
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@ -160,6 +160,7 @@ public:
[[nodiscard]] ALWAYS_INLINE const char& operator[](size_t i) const
{
VERIFY(!is_null());
return (*m_impl)[i];
}