2015年1月25日 · git merge-base finds best common ancestor (s) between two commits to use in a three-way merge. One common ancestor is better than another common ancestor if the latter is an ancestor of the former. A common ancestor that does not have any better common ancestor is a best common ancestor, i.e. a merge base.

2019年10月8日 · Here's an example where this lca_type implementation fails to recognize the most recent common ancestor.

While this question is strictly about finding a common ancestor of two branches, anyone wanting the common ancestor of three or more branches should note that they need to pass the --octopus flag to get the right result.

2015年11月18日 · How to find the most recent common ancestor of individuals 303 and 321 using Python?

2024年4月2日 · The problem in determining what "recent" means, since any ancestor having more than 2 children will be recent for them, so Build the family tree Find which ancestors having more than 2 children.

2015年5月20日 · How do I find the common ancestor of two branches before a merge commit? (for step 2 of the backport process). There are several options to use: git merge-base git merge-base is the command you are looking for git merge-base finds best common ancestor (s) between two commits to use in a three-way merge. One common ancestor is better than another …

2020年9月15日 · I tried git merge-base, but it only provides the most recent common ancestor of two branches rather than the oldest one. Could anyone help me? Thanks!!

2012年11月19日 · I want to find the most recent commit that's included in another branch; given the history A-B-C---E <-master └-F---G <-develop └-H-I <-branch1 I want to find F. Note that I only know the starting point branch1, and not the names of the other branches. I know that I can simply check for the lowest i≥0 so that git branch --contains branch1~i outputs more than one …

2017年5月1日 · In order to find the common ancestor of 2 git branches, one needs to do: git merge-base branch another_branch Okay. But... what if both branches have already been merged?

Generally speaking, if X is a common ancestor of a commit's parents, then X's parent is an older common ancestor of the commit's parents; so this would usually just be the root of the commit tree.