[PATCH] D19921: [esan] EfficiencySanitizer shadow memory

[Derek Bruening via llvm-commits]

bruening added a comment.

In http://reviews.llvm.org/D19921#425615, @filcab wrote:

> ASan is not ignoring this issue. ASan's mapping makes any
>  shadow(shadow(x)) end up in the shadow gap, which is protected against
>  reading and writing.


Yes, and FTR I was the one who pointed this out and had it added to asan back in its early days, as its original shadow mapping did not have this feature.


http://reviews.llvm.org/D19921