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libexpr: switch ExprAttrs to std::pmr::{vector,map}

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This commit is contained in:
Taeer Bar-Yam 2025-11-10 20:42:07 +01:00
parent 77982c55b2
commit 614e143a20
3 changed files with 5 additions and 5 deletions
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6
src/libexpr/include/nix/expr/nixexpr.hh
View file

@ -395,9 +395,9 @@ struct ExprAttrs : Expr
}
};
typedef std::map<Symbol, AttrDef> AttrDefs;
typedef std::pmr::map<Symbol, AttrDef> AttrDefs;
AttrDefs attrs;
std::unique_ptr<std::vector<Expr *>> inheritFromExprs;
std::unique_ptr<std::pmr::vector<Expr *>> inheritFromExprs;
struct DynamicAttrDef
{
@ -409,7 +409,7 @@ struct ExprAttrs : Expr
, pos(pos) {};
};
typedef std::vector<DynamicAttrDef> DynamicAttrDefs;
typedef std::pmr::vector<DynamicAttrDef> DynamicAttrDefs;
DynamicAttrDefs dynamicAttrs;
ExprAttrs(const PosIdx & pos)
: recursive(false)

2
src/libexpr/include/nix/expr/parser-state.hh
View file

@ -181,7 +181,7 @@ ParserState::addAttr(ExprAttrs * attrs, AttrPath & attrPath, const Symbol & symb
// See https://github.com/NixOS/nix/issues/9020.
if (jAttrs && ae) {
if (ae->inheritFromExprs && !jAttrs->inheritFromExprs)
jAttrs->inheritFromExprs = std::make_unique<std::vector<Expr *>>();
jAttrs->inheritFromExprs = std::make_unique<std::pmr::vector<Expr *>>();
for (auto & ad : ae->attrs) {
if (ad.second.kind == ExprAttrs::AttrDef::Kind::InheritedFrom) {
auto & sel = dynamic_cast<ExprSelect &>(*ad.second.e);

2
src/libexpr/parser.y
View file

@ -423,7 +423,7 @@ binds1
| binds[accum] INHERIT '(' expr ')' attrs ';'
{ $$ = $accum;
if (!$accum->inheritFromExprs)
$accum->inheritFromExprs = std::make_unique<std::vector<Expr *>>();
$accum->inheritFromExprs = std::make_unique<std::pmr::vector<Expr *>>();
$accum->inheritFromExprs->push_back($expr);
auto from = state->exprs.add<ExprInheritFrom>(state->at(@expr), $accum->inheritFromExprs->size() - 1);
for (auto & [i, iPos] : $attrs) {