[PATCH] D156611: [llvm-cov] Fix a bug about using `convert-for-testing` on multi-source object files

[Yuhao Gu via Phabricator via llvm-commits]

AtomicGu added inline comments.


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Comment at: llvm/docs/CoverageMappingFormat.rst:327
 
-* The length of the string in the third field of *__llvm_coverage_mapping* that contains any encoded coverage mapping data affixed to the coverage header. Always 0, but present for backwards compatibility.
+* The length of the string in the third field of *__llvm_coverage_mapping* that contains any encoded coverage mapping data affixed to the coverage header. Always 0 and ignored, but present for backwards compatibility.
 
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It seems that the `convert-for-testing` command of `llvm-cov` does not show up in any public documentation. So I decide not to mention it here.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156611/new/

https://reviews.llvm.org/D156611