utime(...,NULL) in some cases may cause truncation of sub-second portions of timestamps. If utimes(...,NULL) is available, use it instead to avoid this problem. patch by Robin H. Johnson <robbat2@gentoo.org>
Created attachment 5256 [details] ccache-2.4-utimes.patch
This patch was committed as 237bee66157f59be586fa1f558804c92860c0ead and will show up in the 3.0 release.