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| author | Dylan DPC <99973273+Dylan-DPC@users.noreply.github.com> | 2023-05-13 11:05:34 +0530 |
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| committer | GitHub <noreply@github.com> | 2023-05-13 11:05:34 +0530 |
| commit | 770fd738c7939701b5ecd996073a97d9ff60cf80 (patch) | |
| tree | ae415683bfbcdcee08457e027c0ff937597bea50 /tests | |
| parent | 05ca3e31df8366578d61f35a29a17bf48b20ac48 (diff) | |
| parent | 6b58ff5cdf47da9460871a87cf43e5e8adfab9a8 (diff) | |
| download | rust-770fd738c7939701b5ecd996073a97d9ff60cf80.tar.gz rust-770fd738c7939701b5ecd996073a97d9ff60cf80.zip | |
Rollup merge of #111469 - Dushistov:fix-coverage-data-race, r=wesleywiser
Fix data race in llvm source code coverage Fixes #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) ```
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/run-make/coverage-llvmir/filecheck.testprog.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/run-make/coverage-llvmir/filecheck.testprog.txt b/tests/run-make/coverage-llvmir/filecheck.testprog.txt index c943261d799..b3a8808df05 100644 --- a/tests/run-make/coverage-llvmir/filecheck.testprog.txt +++ b/tests/run-make/coverage-llvmir/filecheck.testprog.txt @@ -36,7 +36,7 @@ CHECK-SAME: section "llvm.metadata" CHECK: [[DEFINE_INTERNAL]] { {{.*}} } @_R{{[a-zA-Z0-9_]+}}testprog14will_be_called() unnamed_addr #{{[0-9]+}} { CHECK-NEXT: start: CHECK-NOT: [[DEFINE_INTERNAL]] -CHECK: %pgocount = load i64, {{i64\*|ptr}} +CHECK: atomicrmw add ptr CHECK-SAME: @__profc__R{{[a-zA-Z0-9_]+}}testprog14will_be_called, CHECK: declare void @llvm.instrprof.increment({{i8\*|ptr}}, i64, i32, i32) #[[LLVM_INSTRPROF_INCREMENT_ATTR:[0-9]+]] |