Hi Linus,
On 2015-08-17 01:33, Linus Torvalds wrote:
> On Sun, Aug 16, 2015 at 12:46 PM, Linus Torvalds
> <torva...@linux-foundation.org> wrote:
>>
>> Maybe it has always done this, and I just haven't noticed (I usually
>> _just_ do the "git reset --hard" thing, don't ask me why I wanted to
>> be doubly sure this time). But maybe it's an effect of the new
>> built-in "am".
>
> I bisected this. It's definitely used to work, and the regression is
> from the new built-in am.
This patch is a reproducer:
-- snipsnap --
>From 5323f1c309ad40721e2e19fa9c6ce5ad52d98271 Mon Sep 17 00:00:00 2001
From: Johannes Schindelin <johannes.schinde...@gmx.de>
Date: Mon, 17 Aug 2015 09:37:39 +0200
Subject: [PATCH] t4151: demonstrate that builtin am corrupts index' stat data
Reported by Linus Torvalds.
Signed-off-by: Johannes Schindelin <johannes.schinde...@gmx.de>
---
t/t4151-am-abort.sh | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/t/t4151-am-abort.sh b/t/t4151-am-abort.sh
index 05bdc3e..bf2e6f4 100755
--- a/t/t4151-am-abort.sh
+++ b/t/t4151-am-abort.sh
@@ -168,4 +168,16 @@ test_expect_success 'am --abort on unborn branch will keep
local commits intact'
test_cmp expect actual
'
+test_expect_failure 'am --abort leaves index stat info alone' '
+ git checkout -f --orphan stat-info &&
+ git reset &&
+ test_commit should-be-untouched &&
+ test-chmtime =0 should-be-untouched.t &&
+ git update-index --refresh &&
+ git diff-files --exit-code --quiet &&
+ test_must_fail git am 0001-*.patch &&
+ git am --abort &&
+ git diff-files --exit-code --quiet
+'
+
test_done
--
2.3.1.windows.1.9.g8c01ab4
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