[PATCH] D52660: [CMake][Fuchsia] Use unstable libc++ ABI for Fuchsia toolchain

[Petr Hosek via Phabricator]

phosek updated this revision to Diff 168064.

Repository:
  rCXX libc++

https://reviews.llvm.org/D52660

Files:
  clang/cmake/caches/Fuchsia-stage2.cmake


Index: clang/cmake/caches/Fuchsia-stage2.cmake
===================================================================
--- clang/cmake/caches/Fuchsia-stage2.cmake
+++ clang/cmake/caches/Fuchsia-stage2.cmake
@@ -57,6 +57,9 @@
       set(RUNTIMES_${target}-linux-gnu_LIBCXX_USE_COMPILER_RT ON CACHE BOOL "")
       set(RUNTIMES_${target}-linux-gnu_LIBCXX_ENABLE_SHARED OFF CACHE BOOL "")
       set(RUNTIMES_${target}-linux-gnu_LIBCXX_ENABLE_STATIC_ABI_LIBRARY ON CACHE BOOL "")
+      set(RUNTIMES_${target}-linux-gnu_LIBCXX_ABI_VERSION 2 CACHE STRING "")
+      # TODO: this is a workaround for PR39053 which was uncovered by D50652.
+      set(RUNTIMES_${target}-linux-gnu_LIBCXX_HIDE_FROM_ABI_PER_TU_BY_DEFAULT ON CACHE BOOL "")
       set(RUNTIMES_${target}-linux-gnu_SANITIZER_CXX_ABI "libc++" CACHE STRING "")
       set(RUNTIMES_${target}-linux-gnu_SANITIZER_CXX_ABI_INTREE ON CACHE BOOL "")
       set(RUNTIMES_${target}-linux-gnu_COMPILER_RT_USE_BUILTINS_LIBRARY ON CACHE BOOL "")
@@ -109,6 +112,7 @@
     set(RUNTIMES_${target}-fuchsia_LIBCXX_USE_COMPILER_RT ON CACHE BOOL "")
     set(RUNTIMES_${target}-fuchsia_LIBCXX_ENABLE_STATIC_ABI_LIBRARY ON CACHE BOOL "")
     set(RUNTIMES_${target}-fuchsia_LIBCXX_STATICALLY_LINK_ABI_IN_SHARED_LIBRARY OFF CACHE BOOL "")
+    set(RUNTIMES_${target}-fuchsia_LIBCXX_ABI_VERSION 2 CACHE STRING "")
     # TODO: this is a workaround for PR39053 which was uncovered by D50652.
     set(RUNTIMES_${target}-fuchsia_LIBCXX_HIDE_FROM_ABI_PER_TU_BY_DEFAULT ON CACHE BOOL "")
   endforeach()


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