From 031586426094f2b535e85e18d2443b792c4ba5db Mon Sep 17 00:00:00 2001
From: Ayush Kumar Mishra <ayush.k.mishra@xcelenergy.com>
Date: Tue, 21 Apr 2020 11:44:00 +0530
Subject: [PATCH] Fix #! (shebang) stripping account space issue #70528

---
 src/librustc_lexer/src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/librustc_lexer/src/lib.rs b/src/librustc_lexer/src/lib.rs
index 5ccfc1b276b..0a13783767d 100644
--- a/src/librustc_lexer/src/lib.rs
+++ b/src/librustc_lexer/src/lib.rs
@@ -236,7 +236,7 @@ pub enum Base {
 /// (e.g. "#![deny(missing_docs)]").
 pub fn strip_shebang(input: &str) -> Option<usize> {
     debug_assert!(!input.is_empty());
-    if !input.starts_with("#!") || input.starts_with("#![") {
+    if !input.starts_with("#!") || input.starts_with("#![") || input.starts_with("#! [") {
         return None;
     }
     Some(input.find('\n').unwrap_or(input.len()))