tree f3daf7e0fa89ef56dfe8ce9d1e1cc8972c0aebe6
parent c5ad4664f9ab734b814d74a35b07cce432b0afa4
author Filip Filmar <filmil@gmail.com> 1565832763 -0700
committer Jeff Genovy <29107334+jefgen@users.noreply.github.com> 1566411684 -0700

ICU-20776 Checks for nullness in UMutex::lock()

Adds `U_ASSERT` check before using `m->lock()` to make allocation issues
more apparent at least in debug builds.

There is probably quite a few places like this, but let's try fixing
broken windows.