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Merge branch 'en/rerere-multi-stage-1-fix' into maint

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A corner case bugfix in "git rerere" code.

* en/rerere-multi-stage-1-fix:
  rerere: avoid buffer overrun
  t4200: demonstrate rerere segfault on specially crafted merge
This commit is contained in:
Junio C Hamano
2018-11-21 22:57:44 +09:00
parent e1372c37de ad2bf0d9b4
commit b4eafbcdb8
2 changed files with 30 additions and 1 deletions
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29
t/t4200-rerere.sh
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@ -577,4 +577,33 @@ test_expect_success 'multiple identical conflicts' '
count_pre_post 0 0
'
test_expect_success 'setup simple stage 1 handling' '
test_create_repo stage_1_handling &&
(
cd stage_1_handling &&
test_seq 1 10 >original &&
git add original &&
git commit -m original &&
git checkout -b A master &&
git mv original A &&
git commit -m "rename to A" &&
git checkout -b B master &&
git mv original B &&
git commit -m "rename to B"
)
'
test_expect_success 'test simple stage 1 handling' '
(
cd stage_1_handling &&
git config rerere.enabled true &&
git checkout A^0 &&
test_must_fail git merge B^0
)
'
test_done