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CompareFeerateDiagram: short-circuit comparison when detected as incomparable

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Greg Sanders 2024-03-26 08:41:06 -04:00
parent cebcced65e
commit a9d42b9aa5
1 changed files with 4 additions and 2 deletions
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6
src/util/feefrac.cpp
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@ -76,10 +76,12 @@ std::partial_ordering CompareFeerateDiagram(Span<const FeeFrac> dia0, Span<const
if (std::is_gt(cmp)) better_somewhere[unproc_side] = true; if (std::is_gt(cmp)) better_somewhere[unproc_side] = true;
if (std::is_lt(cmp)) better_somewhere[!unproc_side] = true; if (std::is_lt(cmp)) better_somewhere[!unproc_side] = true;
++next_index[unproc_side]; ++next_index[unproc_side];
// If both diagrams are better somewhere, they are incomparable.
if (better_somewhere[0] && better_somewhere[1]) return std::partial_ordering::unordered;
} while(true); } while(true);
// If both diagrams are better somewhere, they are incomparable.
if (better_somewhere[0] && better_somewhere[1]) return std::partial_ordering::unordered;
// Otherwise compare the better_somewhere values. // Otherwise compare the better_somewhere values.
return better_somewhere[0] <=> better_somewhere[1]; return better_somewhere[0] <=> better_somewhere[1];
} }