From e2fc801ad5a858109e1f4586692f9496881b7842 Mon Sep 17 00:00:00 2001
From: Jon Gjengset <jon@thesquareplanet.com>
Date: Mon, 17 Feb 2020 13:47:42 -0500
Subject: [PATCH] needless_doctest_main: False positive for async fn

Fixes #5188.
---
 clippy_lints/src/doc.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clippy_lints/src/doc.rs b/clippy_lints/src/doc.rs
index 4a7d2a8b6..2968daa54 100644
--- a/clippy_lints/src/doc.rs
+++ b/clippy_lints/src/doc.rs
@@ -424,7 +424,7 @@ fn check_doc<'a, Events: Iterator<Item = (pulldown_cmark::Event<'a>, Range<usize
     headers
 }
 
-static LEAVE_MAIN_PATTERNS: &[&str] = &["static", "fn main() {}", "extern crate"];
+static LEAVE_MAIN_PATTERNS: &[&str] = &["static", "fn main() {}", "extern crate", "async fn main() {"];
 
 fn check_code(cx: &LateContext<'_, '_>, text: &str, span: Span) {
     if text.contains("fn main() {") && !LEAVE_MAIN_PATTERNS.iter().any(|p| text.contains(p)) {