[asan] Switch to using dynamic shadow offset on iOS
authorAnna Zaks <ganna@apple.com>
Tue, 4 Oct 2016 19:02:53 +0000 (19:02 +0000)
committerAnna Zaks <ganna@apple.com>
Tue, 4 Oct 2016 19:02:53 +0000 (19:02 +0000)
commit11ee532c3a559dbd5c3103d49a623a1e636a49dc
treeed6490b6ecd3d551f9055d26509b7f41fdc6b2eb
parentef97d2c5894bc963d07339e3e07ae400157a20c2
[asan] Switch to using dynamic shadow offset on iOS

The VM layout is not stable between iOS version releases, so switch to dynamic shadow offset.

Differential Revision: https://reviews.llvm.org/D25218

llvm-svn: 283240
compiler-rt/lib/asan/asan_mapping.h
compiler-rt/lib/sanitizer_common/sanitizer_linux.cc
compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
compiler-rt/lib/sanitizer_common/sanitizer_posix.cc