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[Fixes #17622] Mark and move the previous ep

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Peter Zhu 2021-02-11 15:32:19 -05:00 committed by Aaron Patterson
parent 1f0e0dfb22
commit 15dbaa0b54
Notes: git 2021-02-13 04:24:32 +09:00 
Merged: https://github.com/ruby/ruby/pull/4175
1 changed files with 10 additions and 0 deletions
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10
vm.c
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@ -2806,6 +2806,11 @@ rb_execution_context_update(const rb_execution_context_t *ec)
cfp->block_code = (void *)rb_gc_location((VALUE)cfp->block_code);
if (!VM_ENV_LOCAL_P(ep)) {
const VALUE *prev_ep = VM_ENV_PREV_EP(ep);
if (VM_ENV_FLAGS(prev_ep, VM_ENV_FLAG_ESCAPED)) {
VM_FORCE_WRITE(&prev_ep[VM_ENV_DATA_INDEX_ENV], rb_gc_location(prev_ep[VM_ENV_DATA_INDEX_ENV]));
}
if (VM_ENV_FLAGS(ep, VM_ENV_FLAG_ESCAPED)) {
VM_FORCE_WRITE(&ep[VM_ENV_DATA_INDEX_ENV], rb_gc_location(ep[VM_ENV_DATA_INDEX_ENV]));
VM_FORCE_WRITE(&ep[VM_ENV_DATA_INDEX_ME_CREF], rb_gc_location(ep[VM_ENV_DATA_INDEX_ME_CREF]));
@ -2846,6 +2851,11 @@ rb_execution_context_mark(const rb_execution_context_t *ec)
rb_gc_mark_movable((VALUE)cfp->block_code);
if (!VM_ENV_LOCAL_P(ep)) {
const VALUE *prev_ep = VM_ENV_PREV_EP(ep);
if (VM_ENV_FLAGS(prev_ep, VM_ENV_FLAG_ESCAPED)) {
rb_gc_mark_movable(prev_ep[VM_ENV_DATA_INDEX_ENV]);
}
if (VM_ENV_FLAGS(ep, VM_ENV_FLAG_ESCAPED)) {
rb_gc_mark_movable(ep[VM_ENV_DATA_INDEX_ENV]);
rb_gc_mark(ep[VM_ENV_DATA_INDEX_ME_CREF]);