)]}'
{
  "commit": "d9959715554d7e3dfd9d2402964a582039499f22",
  "tree": "918419a927f9d35e22498872fbf891abfd85f614",
  "parents": [
    "f8416857241d53db716143a30eb6e19c6f2d703c"
  ],
  "author": {
    "name": "krishna28238-arch",
    "email": "krishna28238@gmail.com",
    "time": "Fri Sep 25 19:25:39 2026 +0530"
  },
  "committer": {
    "name": "GitHub",
    "email": "noreply@github.com",
    "time": "Fri Sep 25 15:55:39 2026 +0200"
  },
  "message": "Avoid passing null altICC pointers to memcmp() (#3379)\n\navifSameGainMapAltMetadata() calls memcmp() on the two altICC payloads\neven when they are empty, which is the default for gain maps created\nwith avifGainMapCreate(). memcmp(nullptr, nullptr, 0) is undefined\nbehavior (C99 7.1.4: pointer arguments shall have valid values even for\na zero length) and is flagged by UBSan\u0027s nonnull-attribute check when\nencoding any grid whose cells carry default gain maps.\n\nSkip the comparison when the size is zero.\n\nCo-authored-by: krishna28238-arch \u003ckrishna28238-arch@users.noreply.github.com\u003e",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "eee9e7b5aa2c26f2ce83be61fb44ed6ef97fc7a1",
      "old_mode": 33188,
      "old_path": "src/gainmap.c",
      "new_id": "1b3df43f19cd013584afcd68a635a38365deae5b",
      "new_mode": 33188,
      "new_path": "src/gainmap.c"
    }
  ]
}