[asan] One more coverage test.
[asan] One more coverage test.

Test that coverage is dumped correctly (and completely) even when the processed
gets SIGKILL-ed.


git-svn-id: c199f293c43da69278bea8e88f92242bf3aa95f7@210647 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt