1 files changed, 20 insertions, 5 deletions
diff --git a/contrib/llvm-project/llvm/include/llvm/ADT/APSInt.h b/contrib/llvm-project/llvm/include/llvm/ADT/APSInt.h
index 82e9ba81141f..1509d472f131 100644
--- a/contrib/llvm-project/llvm/include/llvm/ADT/APSInt.h
+++ b/contrib/llvm-project/llvm/include/llvm/ADT/APSInt.h
@@ -82,11 +82,6 @@ public:
   void toString(SmallVectorImpl<char> &Str, unsigned Radix = 10) const {
     APInt::toString(Str, Radix, isSigned());
   }
-  /// Converts an APInt to a std::string.  This is an inefficient
-  /// method; you should prefer passing in a SmallString instead.
-  std::string toString(unsigned Radix) const {
-    return APInt::toString(Radix, isSigned());
-  }
   using APInt::toString;
 
   /// Get the correctly-extended \c int64_t value.
@@ -348,6 +343,26 @@ inline raw_ostream &operator<<(raw_ostream &OS, const APSInt &I) {
   return OS;
 }
 
+/// Provide DenseMapInfo for APSInt, using the DenseMapInfo for APInt.
+template <> struct DenseMapInfo<APSInt> {
+  static inline APSInt getEmptyKey() {
+    return APSInt(DenseMapInfo<APInt>::getEmptyKey());
+  }
+
+  static inline APSInt getTombstoneKey() {
+    return APSInt(DenseMapInfo<APInt>::getTombstoneKey());
+  }
+
+  static unsigned getHashValue(const APSInt &Key) {
+    return DenseMapInfo<APInt>::getHashValue(Key);
+  }
+
+  static bool isEqual(const APSInt &LHS, const APSInt &RHS) {
+    return LHS.getBitWidth() == RHS.getBitWidth() &&
+           LHS.isUnsigned() == RHS.isUnsigned() && LHS == RHS;
+  }
+};
+
 } // end namespace llvm
 
 #endif