https://issues.dlang.org/show_bug.cgi?id=20155
--- Comment #2 from Dlang Bot <dlang-bot@dlang.rocks> --- @rainers created dlang/druntime pull request #2755 "Issue 20155 - Allocating a struct with dtor on the GC heap can produce false pointers" mentioning this issue: - Issue 20155 - Allocating a struct with dtor on the GC heap can produce false pointers clear padding area not completely zeroed for struct allocations with dtor https://github.com/dlang/druntime/pull/2755 --