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[compiler-rt] Set asan win 64-bits to use dynamic address for memory allocator 

Summary:
ASAN on Windows 64-bits should use a dynamic address instead of a fixed one.
The asan-allocator code to support dynamic address is already landed.
This patch is turning on the feature.

Reviewers: rnk

Subscribers: kubabrecka, dberris, llvm-commits, chrisha

Differential Revision: https://reviews.llvm.org/D24575

llvm-svn: 281522
This commit is contained in:
Etienne Bergeron 2016-09-14 19:23:21 +00:00
parent 97bdc7220b
commit 780507c183
1 changed files with 4 additions and 0 deletions
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4
compiler-rt/lib/asan/asan_allocator.h
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@ -130,6 +130,10 @@ typedef VeryCompactSizeClassMap SizeClassMap;
const uptr kAllocatorSpace = 0x10000000000ULL;
const uptr kAllocatorSize = 0x10000000000ULL; // 3T.
typedef DefaultSizeClassMap SizeClassMap;
# elif SANITIZER_WINDOWS
const uptr kAllocatorSpace = ~(uptr)0;
const uptr kAllocatorSize = 0x8000000000ULL; // 500G
typedef DefaultSizeClassMap SizeClassMap;
# else
const uptr kAllocatorSpace = 0x600000000000ULL;
const uptr kAllocatorSize = 0x40000000000ULL; // 4T.