From 3eb6f316c09553989e59bb3802da100a6fb7c091 Mon Sep 17 00:00:00 2001
From: Tim Pope <code@tpope.net>
Date: Sat, 13 Mar 2021 19:56:18 -0500
Subject: [PATCH] Act globally when invoking inline diff maps on Head: line

Closes https://github.com/tpope/vim-fugitive/issues/1563
---
 autoload/fugitive.vim | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/autoload/fugitive.vim b/autoload/fugitive.vim
index dcba57a..c792a61 100644
--- a/autoload/fugitive.vim
+++ b/autoload/fugitive.vim
@@ -3420,7 +3420,9 @@ function! s:StageInline(mode, ...) abort
   endif
   let lnum1 = a:0 ? a:1 : line('.')
   let lnum = lnum1 + 1
-  if a:0 > 1 && a:2 == 0
+  if a:0 > 1 && a:2 == 0 && lnum1 == 1
+    let lnum = line('$') - 1
+  elseif a:0 > 1 && a:2 == 0
     let info = s:StageInfo(lnum - 1)
     if empty(info.paths) && len(info.section)
       while len(getline(lnum))