Just in case, it's a kind of an extra redzone. On Fri, Apr 14, 2017 at 2:05 AM, evgeny777 <[email protected]> wrote:
> Good time of the day. > > I noticed, that ASan maps small chunk of memory (one page on Unix systems, > not sure how much on Windows) below shadow region. > This is done in InitializeShadowMemory() with this line of code: > > if (kLowShadowBeg) shadow_start -= GetMmapGranularity(); > > Does anyone know what is this for? It looks like this memory can't be > reached with MemToShadow(). > > -- > You received this message because you are subscribed to the Google Groups > "address-sanitizer" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "address-sanitizer" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
