[llvm] llvm-cov: Introduce `--binary-counters` (PR #120841)

[Fangrui Song via llvm-commits]

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@@ -1023,6 +1023,12 @@ int CodeCoverageTool::doShow(int argc, const char **argv,
   cl::alias ShowOutputDirectoryA("o", cl::desc("Alias for --output-dir"),
                                  cl::aliasopt(ShowOutputDirectory));
 
+  cl::opt<bool> BinaryCounters(
+      "binary-counters", cl::Optional,
+      cl::desc("Show when lines/branches are covered (1) or uncovered (0) "
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MaskRay wrote:

Show binary counters instead of integer execution counts?

https://github.com/llvm/llvm-project/pull/120841