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Merge branch 'jk/two-way-merge-corner-case-fix' into maint

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"git am --abort" sometimes complained about not being able to write
a tree with an 0{40} object in it.

* jk/two-way-merge-corner-case-fix:
  t1005: add test for "read-tree --reset -u A B"
  t1005: reindent
  unpack-trees: fix "read-tree -u --reset A B" with conflicted index
This commit is contained in:
Junio C Hamano
2013-12-17 11:32:04 -08:00
parent 66c24cd8a4 77b43cac9f
commit 4766036ecd
3 changed files with 121 additions and 97 deletions
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25
unpack-trees.c
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@ -1763,14 +1763,23 @@ int twoway_merge(const struct cache_entry * const *src,
newtree = NULL;
if (current) {
if ((!oldtree && !newtree) || /* 4 and 5 */
(!oldtree && newtree &&
same(current, newtree)) || /* 6 and 7 */
(oldtree && newtree &&
same(oldtree, newtree)) || /* 14 and 15 */
(oldtree && newtree &&
!same(oldtree, newtree) && /* 18 and 19 */
same(current, newtree))) {
if (current->ce_flags & CE_CONFLICTED) {
if (same(oldtree, newtree) || o->reset) {
if (!newtree)
return deleted_entry(current, current, o);
else
return merged_entry(newtree, current, o);
}
return o->gently ? -1 : reject_merge(current, o);
}
else if ((!oldtree && !newtree) || /* 4 and 5 */
(!oldtree && newtree &&
same(current, newtree)) || /* 6 and 7 */
(oldtree && newtree &&
same(oldtree, newtree)) || /* 14 and 15 */
(oldtree && newtree &&
!same(oldtree, newtree) && /* 18 and 19 */
same(current, newtree))) {
return keep_entry(current, o);
}
else if (oldtree && !newtree && same(current, oldtree)) {