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Description
Reproduction steps
Using mesa repo to see history for tag mesa_texman_20060210 (a6f78d4eee85ccda42384ebfcc956bc8e6444c36) it tries to find parents for commit e3312644cbc which is not in any ancestor of that tag but is a child.
git clone https://gitlab.freedesktop.org/mesa/mesa
cd mesa
$ /path/to/libgit2/build/examples/lg2 log --git-dir . a6f78d4eee85ccda42384ebfcc956bc8e6444c36 | head
a6f78d4eee85ccda42384ebfcc956bc8e6444c36 | head
commit e3312644cbc8a74c262e35672547d5cce83fd1bc
Author: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Wed Mar 30 20:31:25 2016 -0700
anv/blit2d: Add support for W-tiled destinations
Reviewed-by: Nanley Chery <nanley.g.chery@intel.com>
Reviewed-by: Chad Versace <chad.versace@intel.com>
commit 0a6842c1bd18e1b2b7ef5e969b9f5df891604815
Expected behavior
revwalk to list only ancestors of root reference.
Actual behavior
For some repositories it list unexpected commits.
Version of libgit2 (release number or SHA1)
tested from current main
Operating system(s) tested
fedora
first reported on https://gitlab.gnome.org/GNOME/gitg/-/issues/374
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