Fix error in StringRef equality
Regression in [0] wasn't correct as it's important for empty strings
to be equal to nullptr.
[0]: 9f283bee7e
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@ -612,9 +612,13 @@ constexpr bool operator==(StringRef a, StringRef b)
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* which would results in an ASAN warning. */
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return true;
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}
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if (!a.data() || !b.data()) {
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/* Account for a single value being null, resulting in an ASAN warning. */
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return false;
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/* Account for a single value being null, resulting in an ASAN warning.
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* Ensure an empty string is equal to a string with a null pointer. */
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if (!a.data()) {
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return *b.data() == '\0';
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}
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if (!b.data()) {
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return *a.data() == '\0';
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}
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return STREQLEN(a.data(), b.data(), size_t(a.size()));
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}
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