Fix memory leaks in address sanitizer darwin tests

Summary: These leaks are detected by leak sanitizer for darwin.

Reviewers: glider, kubamracek, kcc, alekseyshl

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D31978

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@300080 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed