Fix data race in llvm source code coverage #111469
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r? @cuviper (rustbot has picked a reviewer for you, use r? to override) |
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Thanks @Dushistov! @bors r+ rollup |
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🌲 The tree is currently closed for pull requests below priority 100. This pull request will be tested once the tree is reopened. |
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…r=wesleywiser Fix data race in llvm source code coverage Fixes rust-lang#91092 . Before this patch, increment of counters for code coverage looks like this: ``` movq .L__profc__RNvCsd6wgJFC5r19_3lib6bugaga+8(%rip), %rax addq $1, %rax movq %rax, .L__profc__RNvCsd6wgJFC5r19_3lib6bugaga+8(%rip) ``` after this patch: ``` lock incq .L__profc__RNvCs3JgIB2SjHh2_3lib6bugaga+8(%rip) ```
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@rustbot label -S-waiting-on-author +S-waiting-on-review I fixed tests/run-make/coverage-llvmir/filecheck.testprog.txt |
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@bors r+ rollup |
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Rollup of 6 pull requests Successful merges: - rust-lang#110454 (Require impl Trait in associated types to appear in method signatures) - rust-lang#111096 (Add support for `cfg(overflow_checks)`) - rust-lang#111451 (Note user-facing types of coercion failure) - rust-lang#111469 (Fix data race in llvm source code coverage) - rust-lang#111494 (Encode `VariantIdx` so we can decode ADT variants in the right order) - rust-lang#111499 (asm: loongarch64: Drop efiapi) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
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Fixes #91092 .
Before this patch, increment of counters for code coverage looks like this:
after this patch: