bjoernager/rust
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Implement .use keyword as an alias of clone

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This commit is contained in:
Santiago Pastorino 2024-10-02 16:35:37 -03:00
parent 0cf8dbc96c
commit 05c516446a
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GPG key ID: 8131A24E0C79EFAF
36 changed files with 247 additions and 24 deletions
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3
compiler/rustc_passes/src/input_stats.rs
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@ -328,6 +328,7 @@ impl<'v> hir_visit::Visitor<'v> for StatCollector<'v> {
Array,
Call,
MethodCall,
Use,
Tup,
Binary,
Unary,
@ -626,7 +627,7 @@ impl<'v> ast_visit::Visitor<'v> for StatCollector<'v> {
(self, e, e.kind, None, ast, Expr, ExprKind),
[
Array, ConstBlock, Call, MethodCall, Tup, Binary, Unary, Lit, Cast, Type, Let,
If, While, ForLoop, Loop, Match, Closure, Block, Await, TryBlock, Assign,
If, While, ForLoop, Loop, Match, Closure, Block, Await, Use, TryBlock, Assign,
AssignOp, Field, Index, Range, Underscore, Path, AddrOf, Break, Continue, Ret,
InlineAsm, FormatArgs, OffsetOf, MacCall, Struct, Repeat, Paren, Try, Yield, Yeet,
Become, IncludedBytes, Gen, UnsafeBinderCast, Err, Dummy

7
compiler/rustc_passes/src/liveness.rs
View file

@ -426,6 +426,7 @@ impl<'tcx> Visitor<'tcx> for IrMaps<'tcx> {
| hir::ExprKind::Array(..)
| hir::ExprKind::Call(..)
| hir::ExprKind::MethodCall(..)
| hir::ExprKind::Use(..)
| hir::ExprKind::Tup(..)
| hir::ExprKind::Binary(..)
| hir::ExprKind::AddrOf(..)
@ -1031,6 +1032,11 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> {
self.propagate_through_expr(receiver, succ)
}
hir::ExprKind::Use(expr, _) => {
let succ = self.check_is_ty_uninhabited(expr, succ);
self.propagate_through_expr(expr, succ)
}
hir::ExprKind::Tup(exprs) => self.propagate_through_exprs(exprs, succ),
hir::ExprKind::Binary(op, ref l, ref r) if op.node.is_lazy() => {
@ -1418,6 +1424,7 @@ fn check_expr<'tcx>(this: &mut Liveness<'_, 'tcx>, expr: &'tcx Expr<'tcx>) {
// no correctness conditions related to liveness
hir::ExprKind::Call(..)
| hir::ExprKind::MethodCall(..)
| hir::ExprKind::Use(..)
| hir::ExprKind::Match(..)
| hir::ExprKind::Loop(..)
| hir::ExprKind::Index(..)

1
compiler/rustc_passes/src/naked_functions.rs
View file

@ -182,6 +182,7 @@ impl CheckInlineAssembly {
| ExprKind::Array(..)
| ExprKind::Call(..)
| ExprKind::MethodCall(..)
| ExprKind::Use(..)
| ExprKind::Tup(..)
| ExprKind::Binary(..)
| ExprKind::Unary(..)