[asan] Replace posix_memalign with memalign in test.

Android does not provide posix_memalign.


git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@201420 91177308-0d34-0410-b5e6-96231b3b80d8
LSan: Print warning about dynamic linker only in verbose mode

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@201421 91177308-0d34-0410-b5e6-96231b3b80d8