Thread safety analysis: fixes a bug in which locksets are not handled
properly if there is a join point in the control flow graph that involves
a trylock.  Also changes the source locations of some warnings to be
more consistent.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@159008 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed