[llvm] [Coverage] MCDC: Move findIndependencePairs deferred into MCDCRecord (PR #121188)

[Jessica Paquette via llvm-commits]

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@@ -221,6 +221,40 @@ Expected<int64_t> CounterMappingContext::evaluate(const Counter &C) const {
   return LastPoppedValue;
 }
 
+// Find an independence pair for each condition:
+// - The condition is true in one test and false in the other.
+// - The decision outcome is true one test and false in the other.
+// - All other conditions' values must be equal or marked as "don't care".
+void MCDCRecord::findIndependencePairs() {
+  if (IndependencePairs)
+    return;
+
+  IndependencePairs.emplace();
+
+  unsigned NumTVs = TV.size();
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ornata wrote:

const?

https://github.com/llvm/llvm-project/pull/121188