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[DomTree] Provide a way to query if DFSInfo is valid #91251

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[DomTree] Provide a way to query if DFSInfo is valid #91251

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2 changes: 2 additions & 0 deletions llvm/include/llvm/Support/GenericDomTree.h
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Original file line number Diff line number Diff line change
Expand Up @@ -328,6 +328,8 @@ class DominatorTreeBase {
///
bool isPostDominator() const { return IsPostDominator; }

bool isDFSInfoValid() const { return DFSInfoValid; }

/// compare - Return false if the other dominator tree base matches this
/// dominator tree base. Otherwise return true.
bool compare(const DominatorTreeBase &Other) const {
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