[clang] [ubsan] Connect -fsanitize-skip-hot-cutoff to LowerAllowCheckPass<cutoffs> (PR #124857)

[Thurston Dang via cfe-commits]

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@@ -43,6 +44,23 @@ std::optional<double> SanitizerMaskCutoffs::operator[](unsigned Kind) const {
 
 void SanitizerMaskCutoffs::clear(SanitizerMask K) { set(K, 0); }
 
+std::optional<std::vector<int>>
+SanitizerMaskCutoffs::getAllScaled(int ScalingFactor) const {
+  std::vector<int> scaledCutoffs;
+
+  bool anyNonZero = false;
+  for (unsigned int i = 0; i < SanitizerKind::SO_Count; ++i) {
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thurstond wrote:

Done, except for the clamping: what is the reasonable value to clamp to? Shouldn't the clamping, if any, be done in `operator[]`?

https://github.com/llvm/llvm-project/pull/124857