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Fix free objects count condition

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Free objects have `T_NONE` as the builtin type.  A pointer to a valid
array element will never be `NULL`.
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Nobuyoshi Nakada 2022-07-20 17:39:54 +09:00 committed by GitHub
parent e330dceb3f
commit 472740de41
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Notes: git 2022-07-20 17:40:25 +09:00 
Merged: https://github.com/ruby/ruby/pull/6153

Merged-By: nobu <nobu@ruby-lang.org>
1 changed files with 3 additions and 2 deletions
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gc.c
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@ -7866,9 +7866,10 @@ gc_verify_heap_page(rb_objspace_t *objspace, struct heap_page *page, VALUE obj)
for (uintptr_t ptr = start; ptr < end; ptr += slot_size) { for (uintptr_t ptr = start; ptr < end; ptr += slot_size) {
VALUE val = (VALUE)ptr; VALUE val = (VALUE)ptr;
void *poisoned = asan_unpoison_object_temporary(val); void *poisoned = asan_unpoison_object_temporary(val);
enum ruby_value_type type = BUILTIN_TYPE(val);
if (RBASIC(val) == 0) free_objects++; if (type == T_NONE) free_objects++;
if (BUILTIN_TYPE(val) == T_ZOMBIE) zombie_objects++; if (type == T_ZOMBIE) zombie_objects++;
if (RVALUE_PAGE_UNCOLLECTIBLE(page, val) && RVALUE_PAGE_WB_UNPROTECTED(page, val)) { if (RVALUE_PAGE_UNCOLLECTIBLE(page, val) && RVALUE_PAGE_WB_UNPROTECTED(page, val)) {
has_remembered_shady = TRUE; has_remembered_shady = TRUE;
} }