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8281748: runtime/logging/RedefineClasses.java failed "assert(addr != __null) failed: invariant"

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Reviewed-by: ayang, kbarrett
This commit is contained in:
Stefan Johansson 2022-02-15 16:22:37 +00:00
parent bc6148407e
commit 2fe0bf66b7
1 changed files with 7 additions and 1 deletions
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8
src/hotspot/share/gc/g1/g1ConcurrentMark.inline.hpp
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@ -41,8 +41,14 @@
#include "utilities/bitMap.inline.hpp"
inline bool G1CMIsAliveClosure::do_object_b(oop obj) {
HeapRegion* hr = _g1h->heap_region_containing(cast_from_oop<HeapWord*>(obj));
// Check whether the passed in object is null. During discovery the referent
// may be cleared between the initial check and being passed in here.
if (obj == NULL) {
// Return true to avoid discovery when the referent is NULL.
return true;
}
HeapRegion* hr = _g1h->heap_region_containing(cast_from_oop<HeapWord*>(obj));
// All objects allocated since the start of marking are considered live.
if (hr->obj_allocated_since_next_marking(obj)) {
return true;