Remove unneded multiplication overflow check, as input is 31 bit. Tha…

…nks to MAC CI

Merge main

Merge trunk

TIP-723 timer: make test timer-15.10 also tolerant to 100 ms, and not…

… 1ms

Minor testcase fix

Merge main

Don't shimmer source (abstract) list in join

Fix up source ACL when renaming files. Intentionally not done for des…

…tination.

Bug [983f933f11] UBSan warnings with null pointer in TclGetProcessGlo…

…bal/Tcl_ExternalToUtfDString.

Bug [7b46bc7f85] UBSan on binary uuencode