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build fix proposal for GCC 11.x (spotted with 11.2.0).

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build error due to access none attribute on the pthread_setspecific's
value argumenti (glibc).
This commit is contained in:
David Carlier
2021-12-01 08:12:46 +00:00
committed by Matthew Parkinson
parent 5fd3288997
commit b1da339b3e
1 changed files with 2 additions and 2 deletions
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4
src/mem/threadalloc.h
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@@ -71,7 +71,6 @@ namespace snmalloc
# pragma warning(pop) # pragma warning(pop)
# endif # endif
#else #else
/** /**
* Holds the thread local state for the allocator. The state is constant * Holds the thread local state for the allocator. The state is constant
* initialised, and has no direct dectructor. Instead snmalloc will call * initialised, and has no direct dectructor. Instead snmalloc will call
@@ -137,7 +136,8 @@ namespace snmalloc
Singleton<pthread_key_t, &pthread_create> p_key; Singleton<pthread_key_t, &pthread_create> p_key;
// We need to set a non-null value, so that the destructor is called, // We need to set a non-null value, so that the destructor is called,
// we never look at the value. // we never look at the value.
pthread_setspecific(p_key.get(), reinterpret_cast<void*>(1)); static char p_teardown_val = 1;
pthread_setspecific(p_key.get(), &p_teardown_val);
# ifdef SNMALLOC_TRACING # ifdef SNMALLOC_TRACING
std::cout << "Using pthread clean up" << std::endl; std::cout << "Using pthread clean up" << std::endl;
# endif # endif