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byte-precise heap block overflow checking with encoded padding

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daan
2020-01-31 23:39:51 -08:00
parent 68112a2751
commit 40f1e1e07b
7 changed files with 138 additions and 50 deletions
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10
src/init.c
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@@ -31,8 +31,14 @@ const mi_page_t _mi_page_empty = {
};
#define MI_PAGE_EMPTY() ((mi_page_t*)&_mi_page_empty)
#define MI_SMALL_PAGES_EMPTY \
{ MI_INIT128(MI_PAGE_EMPTY), MI_PAGE_EMPTY(), MI_PAGE_EMPTY() }
#if defined(MI_PADDING) && (MI_INTPTR_SIZE >= 8)
#define MI_SMALL_PAGES_EMPTY { MI_INIT128(MI_PAGE_EMPTY), MI_PAGE_EMPTY(), MI_PAGE_EMPTY() }
#elif defined(MI_PADDING)
#define MI_SMALL_PAGES_EMPTY { MI_INIT128(MI_PAGE_EMPTY), MI_PAGE_EMPTY(), MI_PAGE_EMPTY(), MI_PAGE_EMPTY() }
#else
#define MI_SMALL_PAGES_EMPTY { MI_INIT128(MI_PAGE_EMPTY), MI_PAGE_EMPTY() }
#endif
// Empty page queues for every bin