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authordrh <drh@noemail.net>2017-01-03 18:05:04 +0000
committerdrh <drh@noemail.net>2017-01-03 18:05:04 +0000
commiteea46aeafc8ae4ca1f4a86961ac1132cb528a00e (patch)
treecf0bc01f2f075b3379dc43fd661f3c1e742b2bed /src/util.c
parent4a47761e0dfa3d62feae632d90c6fb22d1d0df3f (diff)
downloadsqlite-eea46aeafc8ae4ca1f4a86961ac1132cb528a00e.tar.gz
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Use the GCC built-in __sync_fetch_and_sub() to make the sqlite3StatusDown()
routine atomic, and thereby avoid some mutexing. FossilOrigin-Name: f69ce75b3d94331fdbfa2f3a27d61db24c285d2b
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