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Put reference on executable object's this_binding to avoid unwanted f… #4966

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…rees before exiting execution

This patch fixes #4870.

JerryScript-DCO-1.0-Signed-off-by: Martin Negyokru negyokru@inf.u-szeged.hu

…rees before exiting execution

This patch fixes jerryscript-project#4870.

JerryScript-DCO-1.0-Signed-off-by: Martin Negyokru negyokru@inf.u-szeged.hu
ecma_value_t result = vm_execute (&executable_object_p->frame_ctx);
ecma_deref_if_object (executable_object_p->frame_ctx.this_binding);
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Is it okay to release if executable_object_p->frame_ctx.call_operation == VM_EXEC_RETURN? I think both the ref/and deref should be placed next to executable_object_p->iterator ref/deref.

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AddressSanitizer: heap-use-after-free jerry-core/ecma/base/ecma-gc.c:90 in ecma_gc_set_object_visited
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