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[asan] Reapply: Switch to using dynamic shadow offset on iOS
authorAnna Zaks <ganna@apple.com>
Wed, 5 Oct 2016 20:34:13 +0000 (20:34 +0000)
committerAnna Zaks <ganna@apple.com>
Wed, 5 Oct 2016 20:34:13 +0000 (20:34 +0000)
commite249e2a925e2e66353acf463d01e38ed94ac5595
tree837654feaafb2f8a6fced47f32f4f45b9a6b148b
parent8f952a804e061f0693f1f64d646277c3a219597a
[asan] Reapply: Switch to using dynamic shadow offset on iOS

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

This is the LLVM counterpart of https://reviews.llvm.org/D25218

Differential Revision: https://reviews.llvm.org/D25219

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@283376 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Instrumentation/AddressSanitizer.cpp