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Cherry-pick commit that fixes a sanitizer bug on Apple Silicon #86

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frewsxcv
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This is needed for rust-lang/rust#79883

Commit description:

[asan] Use dynamic shadow memory position on Apple Silicon macOS

This is needed because macOS on Apple Silicon has some reserved pages inside the "regular" shadow memory location, and mapping over that location fails.

Differential Revision: https://reviews.llvm.org/D82912

This is needed because macOS on Apple Silicon has some reserved pages inside the "regular" shadow memory location, and mapping over that location fails.

Differential Revision: https://reviews.llvm.org/D82912
@nikic nikic merged commit d5c516e into rust-lang:rustc/11.0-2020-10-12 Dec 11, 2020
@frewsxcv frewsxcv deleted the apple-silicon-sanitizers branch December 11, 2020 14:14
bors added a commit to rust-lang-ci/rust that referenced this pull request Jan 2, 2021
Enable ASan, TSan, UBSan for aarch64-apple-darwin.

I confirmed ASan, TSan, UBSan all work for me locally with `clang` on my new Macbook Air.

~This requires rust-lang/llvm-project#86
vext01 pushed a commit to vext01/llvm-project that referenced this pull request Oct 4, 2023
86: Fix bug in FixStackmapsSpillReloads pass. r=ltratt a=ptersilie



Co-authored-by: Lukas Diekmann <[email protected]>
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3 participants