From 082c006c04343a78d87b6c6ab3608c25d6213c3f Mon Sep 17 00:00:00 2001 From: Vincent Ambo Date: Sat, 21 Nov 2020 14:43:54 +0100 Subject: merge(3p/absl): subtree merge of Abseil up to e19260f ... notably, this includes Abseil's own StatusOr type, which conflicted with our implementation (that was taken from TensorFlow). Change-Id: Ie7d6764b64055caaeb8dc7b6b9d066291e6b538f --- third_party/abseil_cpp/absl/base/internal/thread_identity.cc | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'third_party/abseil_cpp/absl/base/internal/thread_identity.cc') diff --git a/third_party/abseil_cpp/absl/base/internal/thread_identity.cc b/third_party/abseil_cpp/absl/base/internal/thread_identity.cc index d63a04ae91d5..6ea010ed0d31 100644 --- a/third_party/abseil_cpp/absl/base/internal/thread_identity.cc +++ b/third_party/abseil_cpp/absl/base/internal/thread_identity.cc @@ -23,6 +23,7 @@ #include #include +#include "absl/base/attributes.h" #include "absl/base/call_once.h" #include "absl/base/internal/raw_logging.h" #include "absl/base/internal/spinlock.h" @@ -53,9 +54,11 @@ void AllocateThreadIdentityKey(ThreadIdentityReclaimerFunction reclaimer) { // exist within a process (via dlopen() or similar), references to // thread_identity_ptr from each instance of the code will refer to // *different* instances of this ptr. -#ifdef __GNUC__ +// Apple platforms have the visibility attribute, but issue a compile warning +// that protected visibility is unsupported. +#if ABSL_HAVE_ATTRIBUTE(visibility) && !defined(__APPLE__) __attribute__((visibility("protected"))) -#endif // __GNUC__ +#endif // ABSL_HAVE_ATTRIBUTE(visibility) && !defined(__APPLE__) #if ABSL_PER_THREAD_TLS // Prefer __thread to thread_local as benchmarks indicate it is a bit faster. ABSL_PER_THREAD_TLS_KEYWORD ThreadIdentity* thread_identity_ptr = nullptr; -- cgit 1.4.1