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AK+Everywhere: Disallow returning a reference from a fallible expression
This will silently make a copy. Rather than masking this behavior, let's explicitly disallow it.
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11 changed files with 86 additions and 54 deletions
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@ -17,6 +17,8 @@
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outln("Encountered a parsing error: {}", _temporary_result.error().string_literal()); \
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return Error::from_string_literal("Failed to parse :("); \
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} \
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static_assert(!IsLvalueReference<decltype(_temporary_result.release_value())>, \
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"Do not return a reference from a fallible expression"); \
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_temporary_result.release_value(); \
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})
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