[PATCH] D28520: Disable -Wthread-safety-analysis for some functions in __thread_support

[Dimitry Andric via Phabricator via cfe-commits]

dim updated this revision to Diff 83851.
dim added a comment.

Let's try this simpler version instead.


https://reviews.llvm.org/D28520

Files:
  include/__threading_support


Index: include/__threading_support
===================================================================
--- include/__threading_support
+++ include/__threading_support
@@ -40,6 +40,12 @@
 #define _LIBCPP_THREAD_ABI_VISIBILITY inline _LIBCPP_INLINE_VISIBILITY
 #endif
 
+#if defined(__clang__) && __has_attribute(no_thread_safety_analysis)
+#define _LIBCPP_NO_THREAD_SAFETY_ANALYSIS __attribute__((no_thread_safety_analysis))
+#else
+#define _LIBCPP_NO_THREAD_SAFETY_ANALYSIS
+#endif
+
 _LIBCPP_BEGIN_NAMESPACE_STD
 
 #if defined(_LIBCPP_HAS_THREAD_API_PTHREAD)
@@ -98,25 +104,25 @@
 _LIBCPP_THREAD_ABI_VISIBILITY
 int __libcpp_recursive_mutex_init(__libcpp_recursive_mutex_t *__m);
 
-_LIBCPP_THREAD_ABI_VISIBILITY
+_LIBCPP_THREAD_ABI_VISIBILITY _LIBCPP_NO_THREAD_SAFETY_ANALYSIS
 int __libcpp_recursive_mutex_lock(__libcpp_recursive_mutex_t *__m);
 
 _LIBCPP_THREAD_ABI_VISIBILITY
 int __libcpp_recursive_mutex_trylock(__libcpp_recursive_mutex_t *__m);
 
-_LIBCPP_THREAD_ABI_VISIBILITY
+_LIBCPP_THREAD_ABI_VISIBILITY _LIBCPP_NO_THREAD_SAFETY_ANALYSIS
 int __libcpp_recursive_mutex_unlock(__libcpp_recursive_mutex_t *__m);
 
 _LIBCPP_THREAD_ABI_VISIBILITY
 int __libcpp_recursive_mutex_destroy(__libcpp_recursive_mutex_t *__m);
 
-_LIBCPP_THREAD_ABI_VISIBILITY
+_LIBCPP_THREAD_ABI_VISIBILITY _LIBCPP_NO_THREAD_SAFETY_ANALYSIS
 int __libcpp_mutex_lock(__libcpp_mutex_t *__m);
 
 _LIBCPP_THREAD_ABI_VISIBILITY
 int __libcpp_mutex_trylock(__libcpp_mutex_t *__m);
 
-_LIBCPP_THREAD_ABI_VISIBILITY
+_LIBCPP_THREAD_ABI_VISIBILITY _LIBCPP_NO_THREAD_SAFETY_ANALYSIS
 int __libcpp_mutex_unlock(__libcpp_mutex_t *__m);
 
 _LIBCPP_THREAD_ABI_VISIBILITY
@@ -129,10 +135,10 @@
 _LIBCPP_THREAD_ABI_VISIBILITY
 int __libcpp_condvar_broadcast(__libcpp_condvar_t* __cv);
 
-_LIBCPP_THREAD_ABI_VISIBILITY
+_LIBCPP_THREAD_ABI_VISIBILITY _LIBCPP_NO_THREAD_SAFETY_ANALYSIS
 int __libcpp_condvar_wait(__libcpp_condvar_t* __cv, __libcpp_mutex_t* __m);
 
-_LIBCPP_THREAD_ABI_VISIBILITY
+_LIBCPP_THREAD_ABI_VISIBILITY _LIBCPP_NO_THREAD_SAFETY_ANALYSIS
 int __libcpp_condvar_timedwait(__libcpp_condvar_t *__cv, __libcpp_mutex_t *__m,
                                timespec *__ts);
 


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