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fix the core detected by asan of slice alloc by using a heap variable to record the class variable in advance

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This commit is contained in:
zb0
2022-03-28 10:36:51 +08:00
committed by LINxiansheng
parent 463064375a
commit e90d748cfc
1 changed files with 5 additions and 3 deletions
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8
deps/oblib/src/lib/allocator/ob_slice_alloc.h vendored
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@ -159,7 +159,8 @@ public:
} }
bool recyle() bool recyle()
{ {
return inc_if_lt(2 * K, -K + total_) == -K + total_; int32_t total = total_;
return inc_if_lt(2 * K, -K + total) == -K + total;
} }
bool alloc_stock() bool alloc_stock()
{ {
@ -167,9 +168,10 @@ public:
} }
bool free_stock(bool& first_free) bool free_stock(bool& first_free)
{ {
int32_t ov = cas_or_inc(K + total_ - 1, -K + total_, 1); int32_t total = total_;
int32_t ov = cas_or_inc(K + total - 1, -K + total, 1);
first_free = (ov == -K); first_free = (ov == -K);
return ov == K + total_ - 1; return ov == K + total - 1;
} }
private: private: