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-rw-r--r--compiler/rustc_lint/src/builtin.rs3
1 files changed, 1 insertions, 2 deletions
diff --git a/compiler/rustc_lint/src/builtin.rs b/compiler/rustc_lint/src/builtin.rs
index 95dfec14fd7..0b7a704eb57 100644
--- a/compiler/rustc_lint/src/builtin.rs
+++ b/compiler/rustc_lint/src/builtin.rs
@@ -117,8 +117,7 @@ impl EarlyLintPass for WhileTrue {
     #[inline]
     fn check_expr(&mut self, cx: &EarlyContext<'_>, e: &ast::Expr) {
         if let ast::ExprKind::While(cond, _, label) = &e.kind
-            && let cond = pierce_parens(cond)
-            && let ast::ExprKind::Lit(token_lit) = cond.kind
+            && let ast::ExprKind::Lit(token_lit) = pierce_parens(cond).kind
             && let token::Lit { kind: token::Bool, symbol: kw::True, .. } = token_lit
             && !cond.span.from_expansion()
         {