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[asan] Add config for AArch64 Linux with 39-bit VA. #170929

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Merged
efriedma-quic merged 2 commits into from
Dec 8, 2025
Merged

[asan] Add config for AArch64 Linux with 39-bit VA. #170929

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[asan] Add config for AArch64 Linux with 39-bit VA.
efriedma-quic Dec 5, 2025
96d9617
Fix formatting
efriedma-quic Dec 5, 2025
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3 changes: 2 additions & 1 deletion compiler-rt/lib/asan/asan_allocator.h
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Original file line number Diff line number Diff line change
Expand Up @@ -200,7 +200,8 @@ const uptr kAllocatorSpace = ~(uptr)0;
# if defined(__powerpc64__)
const uptr kAllocatorSize = 0x20000000000ULL; // 2T.
typedef DefaultSizeClassMap SizeClassMap;
# elif defined(__aarch64__) && SANITIZER_ANDROID
# elif defined(__aarch64__) && \
(SANITIZER_ANDROID || defined(SANITIZER_AARCH64_39BIT_VA))
// Android needs to support 39, 42 and 48 bit VMA.
const uptr kAllocatorSize = 0x2000000000ULL; // 128G.
typedef VeryCompactSizeClassMap SizeClassMap;
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