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8298061: vmTestbase/nsk/sysdict/vm/stress/btree/btree012/btree012.java failed with "fatal error: refcount has gone to zero"

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Reviewed-by: iklam, dholmes
This commit is contained in:
Coleen Phillimore 2022-12-20 13:21:50 +00:00
parent 65fc05884b
commit 03d992728e
1 changed files with 5 additions and 3 deletions

8
src/hotspot/share/classfile/placeholders.hpp

@ -105,9 +105,11 @@ class PlaceholderEntry {
Symbol* supername() const { return _supername; }
void set_supername(Symbol* supername) {
Symbol::maybe_decrement_refcount(_supername);
_supername = supername;
Symbol::maybe_increment_refcount(_supername);
if (supername != _supername) {
Symbol::maybe_decrement_refcount(_supername);
_supername = supername;
Symbol::maybe_increment_refcount(_supername);
}
}
void clear_supername() {
Symbol::maybe_decrement_refcount(_supername);