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mdbx: restore workaround for glibc's bug #21031.

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Workaround for https://sourceware.org/bugzilla/show_bug.cgi?id=21031

Change-Id: I6cf9e037cc2fc298096b78ec96773f19478ed5c0
This commit is contained in:
Leo Yuriev
2018-03-28 15:57:16 +03:00
parent 36a86bbc6e
commit 571b50622e
6 changed files with 251 additions and 89 deletions
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10
src/bits.h
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@@ -948,13 +948,13 @@ static __inline void mdbx_jitter4testing(bool tiny) {
/* Internal prototypes and inlines */
int mdbx_reader_check0(MDBX_env *env, int rlocked, int *dead);
void mdbx_rthc_dtor(void *rthc);
void mdbx_rthc_lock(void);
void mdbx_rthc_unlock(void);
int mdbx_rthc_alloc(mdbx_thread_key_t *key, MDBX_reader *begin,
MDBX_reader *end);
void mdbx_rthc_remove(mdbx_thread_key_t key);
void mdbx_rthc_cleanup(void);
void mdbx_rthc_remove(const mdbx_thread_key_t key);
void mdbx_rthc_global_init(void);
void mdbx_rthc_global_dtor(void);
void mdbx_rthc_thread_dtor(void *ptr);
static __inline bool mdbx_is_power2(size_t x) { return (x & (x - 1)) == 0; }