Add support for PLATFORM_*SIMULATOR

The toolchain in Xcode 10 uses a new LC_BUILD_VERSION entry to identify
simulator binaries. Add support for reading those to debugserver.

The exisitng test testing that code is currently failling when run
with Xcode 10, no need for a new test.

git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@334784 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed