Upgrade obstack to gcc-12.2.0 am: 6705a37140 am: 6fe362eb62 Original change: https://android-review.googlesource.com/c/platform/external/obstack/+/2243174 Change-Id: I82f0d77ce8b1bf61db925c1e9797b709ac08691b Signed-off-by: Automerger Merge Worker <[email protected]>