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2 Commits

Author SHA1 Message Date
Vitaly Buka
3e1cb0db8a [CodeGen][MSan] Don't use offsets of zero-sized fields 
Such fields will likely have offset zero making
__sanitizer_dtor_callback poisoning wrong regions.
E.g. it can poison base class member from derived class constructor.

Differential Revision: https://reviews.llvm.org/D92727
 2020-12-07 13:37:40 -08:00
Vitaly Buka
452eddf30b [NFC][CodeGen] Add sanitize-dtor-zero-size-field test 
The test demonstrates invalid behaviour which will be fixed soon.
 2020-12-05 16:39:48 -08:00