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move ExprAttrs data into Exprs::alloc

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This commit is contained in:
Taeer Bar-Yam
2025-11-10 20:42:28 +01:00
parent 4b97f1130a
commit fcf3bdcac8
1 changed files with 11 additions and 0 deletions
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11
src/libexpr/nixexpr.cc
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@@ -401,6 +401,17 @@ ExprAttrs::bindInheritSources(EvalState & es, const std::shared_ptr<const Static
void ExprAttrs::bindVars(EvalState & es, const std::shared_ptr<const StaticEnv> & env)
{
// Move storage into the Exprs arena
{
auto arena = es.mem.exprs.alloc;
AttrDefs newAttrs{std::move(*attrs), arena};
attrs.emplace(std::move(newAttrs), arena);
DynamicAttrDefs newDynamicAttrs{std::move(*dynamicAttrs), arena};
dynamicAttrs.emplace(std::move(newDynamicAttrs), arena);
if (inheritFromExprs)
inheritFromExprs = std::make_unique<std::pmr::vector<Expr *>>(std::move(*inheritFromExprs), arena);
}
if (es.debugRepl)
es.exprEnvs.insert(std::make_pair(this, env));