Rollup merge of #68292 - matthiaskrgr:clone_on_copy, r=eddyb

[rust.git] / src / librustc_ast_lowering / expr.rs

diff --git a/src/librustc_ast_lowering/expr.rs b/src/librustc_ast_lowering/expr.rs
index 9a229e709a5e55dd911f1038b24db78f69687016..2866a1624de5b8686d3d326b1157f1285c34987a 100644 (file)
--- a/src/librustc_ast_lowering/expr.rs
+++ b/src/librustc_ast_lowering/expr.rs
@@ -909,18 +909,18 @@ fn with_loop_condition_scope<T, F>(&mut self, f: F) -> T
 
     fn lower_expr_asm(&mut self, asm: &InlineAsm) -> hir::ExprKind<'hir> {
         let inner = hir::InlineAsmInner {
-            inputs: asm.inputs.iter().map(|&(ref c, _)| c.clone()).collect(),
+            inputs: asm.inputs.iter().map(|&(c, _)| c).collect(),
             outputs: asm
                 .outputs
                 .iter()
                 .map(|out| hir::InlineAsmOutput {
-                    constraint: out.constraint.clone(),
+                    constraint: out.constraint,
                     is_rw: out.is_rw,
                     is_indirect: out.is_indirect,
                     span: out.expr.span,
                 })
                 .collect(),
-            asm: asm.asm.clone(),
+            asm: asm.asm,
             asm_str_style: asm.asm_str_style,
             clobbers: asm.clobbers.clone().into(),
             volatile: asm.volatile,