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authorMatthias Krüger <matthias.krueger@famsik.de>2023-03-17 08:42:37 +0100
committerGitHub <noreply@github.com>2023-03-17 08:42:37 +0100
commit13ff2d42cdf3acd430e36cc6f5df1efb7df29c26 (patch)
tree83fe1addc1ba10414d19f30e7a30985c2634056d /compiler/rustc_ast/src
parent511364e7874dba9649a264100407e4bffe7b5425 (diff)
parent9afffc5b61d34d09e8f677dbfca8f283fc7fa697 (diff)
downloadrust-13ff2d42cdf3acd430e36cc6f5df1efb7df29c26.tar.gz
rust-13ff2d42cdf3acd430e36cc6f5df1efb7df29c26.zip
Rollup merge of #108958 - clubby789:unbox-the-hir, r=compiler-errors
Remove box expressions from HIR

After #108516, `#[rustc_box]` is used at HIR->THIR lowering and this is no longer emitted, so it can be removed.

This is based on top of #108471 to help with conflicts, so 43490488ccacd1a822e9c621f5ed6fca99959a0b is the only relevant commit (sorry for all the duplicated pings!)

````@rustbot```` label +S-blocked
Diffstat (limited to 'compiler/rustc_ast/src')
-rw-r--r--compiler/rustc_ast/src/util/parser.rs4
1 files changed, 1 insertions, 3 deletions
diff --git a/compiler/rustc_ast/src/util/parser.rs b/compiler/rustc_ast/src/util/parser.rs
index 3a0af04f9eb..3893875e9a4 100644
--- a/compiler/rustc_ast/src/util/parser.rs
+++ b/compiler/rustc_ast/src/util/parser.rs
@@ -259,7 +259,6 @@ pub enum ExprPrecedence {
     Assign,
     AssignOp,
 
-    Box,
     AddrOf,
     Let,
     Unary,
@@ -319,8 +318,7 @@ impl ExprPrecedence {
             ExprPrecedence::AssignOp => AssocOp::Assign.precedence() as i8,
 
             // Unary, prefix
-            ExprPrecedence::Box
-            | ExprPrecedence::AddrOf
+            ExprPrecedence::AddrOf
             // Here `let pats = expr` has `let pats =` as a "unary" prefix of `expr`.
             // However, this is not exactly right. When `let _ = a` is the LHS of a binop we
             // need parens sometimes. E.g. we can print `(let _ = a) && b` as `let _ = a && b`