bjoernager/rust
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hir: Add Become expression kind

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This commit is contained in:
Maybe Waffle 2022-11-21 12:40:27 +00:00
parent 97bf23d26b
commit ccb71ff424
28 changed files with 268 additions and 72 deletions
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5
compiler/rustc_hir/src/hir.rs
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@ -1719,6 +1719,7 @@ impl Expr<'_> {
ExprKind::Break(..) => ExprPrecedence::Break,
ExprKind::Continue(..) => ExprPrecedence::Continue,
ExprKind::Ret(..) => ExprPrecedence::Ret,
ExprKind::Become(..) => ExprPrecedence::Become,
ExprKind::InlineAsm(..) => ExprPrecedence::InlineAsm,
ExprKind::OffsetOf(..) => ExprPrecedence::OffsetOf,
ExprKind::Struct(..) => ExprPrecedence::Struct,
@ -1776,6 +1777,7 @@ impl Expr<'_> {
| ExprKind::Break(..)
| ExprKind::Continue(..)
| ExprKind::Ret(..)
| ExprKind::Become(..)
| ExprKind::Let(..)
| ExprKind::Loop(..)
| ExprKind::Assign(..)
@ -1866,6 +1868,7 @@ impl Expr<'_> {
| ExprKind::Break(..)
| ExprKind::Continue(..)
| ExprKind::Ret(..)
| ExprKind::Become(..)
| ExprKind::Let(..)
| ExprKind::Loop(..)
| ExprKind::Assign(..)
@ -2025,6 +2028,8 @@ pub enum ExprKind<'hir> {
Continue(Destination),
/// A `return`, with an optional value to be returned.
Ret(Option<&'hir Expr<'hir>>),
/// A `become`, with the value to be returned.
Become(&'hir Expr<'hir>),
/// Inline assembly (from `asm!`), with its outputs and inputs.
InlineAsm(&'hir InlineAsm<'hir>),

1
compiler/rustc_hir/src/intravisit.rs
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@ -791,6 +791,7 @@ pub fn walk_expr<'v, V: Visitor<'v>>(visitor: &mut V, expression: &'v Expr<'v>)
ExprKind::Ret(ref optional_expression) => {
walk_list!(visitor, visit_expr, optional_expression);
}
ExprKind::Become(ref expr) => visitor.visit_expr(expr),
ExprKind::InlineAsm(ref asm) => {
visitor.visit_inline_asm(asm, expression.hir_id);
}