diff options
Diffstat (limited to 'absl/types/bad_any_cast.cc')
-rw-r--r-- | absl/types/bad_any_cast.cc | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/absl/types/bad_any_cast.cc b/absl/types/bad_any_cast.cc index b0592cc9..22558b48 100644 --- a/absl/types/bad_any_cast.cc +++ b/absl/types/bad_any_cast.cc @@ -43,4 +43,22 @@ void ThrowBadAnyCast() { ABSL_NAMESPACE_END } // namespace absl +#else + +// https://github.com/abseil/abseil-cpp/issues/1465 +// CMake builds on Apple platforms error when libraries are empty. +// Our CMake configuration can avoid this error on header-only libraries, +// but since this library is conditionally empty, including a single +// variable is an easy workaround. +#ifdef __APPLE__ +namespace absl { +ABSL_NAMESPACE_BEGIN +namespace types_internal { +extern const char kAvoidEmptyBadAnyCastLibraryWarning; +const char kAvoidEmptyBadAnyCastLibraryWarning = 0; +} // namespace types_internal +ABSL_NAMESPACE_END +} // namespace absl +#endif // __APPLE__ + #endif // ABSL_USES_STD_ANY |