[tsan] Build TSan dylibs for iOS-style simulators

[dcoughlin]

Summary

This proposed patch updates the compiler-rt cmake to build TSan dylibs for iOS-style simulators when the corresponding COMPILER_RT_ENABLE_FOO_OS setting is enabled.

[kubamracek]

cmake/config-ix.cmake

400

Unrelated to this patch, but shouldn't this be if(DARWIN_${platform}sim_ARCHS)?

[beanz]

Patch LGTM.

cmake/config-ix.cmake

400

Yes, yes it should.

[Eugene.Zelenko]

Committed in r263910.

cmake/config-ix.cmake

foreach(platform ${DARWIN_EMBEDDED_PLATFORMS})
         set(DARWIN_${platform}sim_BUILTIN_MIN_VER_FLAG
           ${DARWIN_${platform}_BUILTIN_MIN_VER_FLAG})
 
         set(DARWIN_${platform}sim_SKIP_CC_KEXT On)
         darwin_test_archs(${platform}sim
           DARWIN_${platform}sim_ARCHS
           ${toolchain_arches})
         message(STATUS "${platform} Simulator supported arches: ${DARWIN_${platform}sim_ARCHS}")
         if(DARWIN_iossim_ARCHS)
           list(APPEND SANITIZER_COMMON_SUPPORTED_OS ${platform}sim)
           list(APPEND BUILTIN_SUPPORTED_OS ${platform}sim)
           list(APPEND PROFILE_SUPPORTED_OS ${platform}sim)
+          list(APPEND TSAN_SUPPORTED_OS ${platform}sim)
         endif()
         foreach(arch ${DARWIN_${platform}sim_ARCHS})
           list(APPEND COMPILER_RT_SUPPORTED_ARCH ${arch})
           set(CAN_TARGET_${arch} 1)
         endforeach()
       endif()
 
       if(DARWIN_${platform}_SYSROOT)