Remove copy ctors identical to the default one. NFC.

Those do nothing but make the type no longer trivial to the compiler.

3 files changed, 3 insertions, 13 deletions

diff --git a/mlir/include/mlir/IR/AffineExpr.h b/mlir/include/mlir/IR/AffineExpr.h
index 3f3c82f0568..843fdcfb745 100644
--- a/mlir/include/mlir/IR/AffineExpr.h
+++ b/mlir/include/mlir/IR/AffineExpr.h
@@ -67,16 +67,10 @@ class AffineExpr {
 public:
   using ImplType = detail::AffineExprStorage;
 
-  AffineExpr() : expr(nullptr) {}
+  constexpr AffineExpr() : expr(nullptr) {}
   /* implicit */ AffineExpr(const ImplType *expr)
       : expr(const_cast<ImplType *>(expr)) {}
 
-  AffineExpr(const AffineExpr &other) : expr(other.expr) {}
-  AffineExpr &operator=(AffineExpr other) {
-    expr = other.expr;
-    return *this;
-  }
-
   bool operator==(AffineExpr other) const { return expr == other.expr; }
   bool operator!=(AffineExpr other) const { return !(*this == other); }
   bool operator==(int64_t v) const;
diff --git a/mlir/include/mlir/IR/AffineMap.h b/mlir/include/mlir/IR/AffineMap.h
index 3f9116cb168..b226c976992 100644
--- a/mlir/include/mlir/IR/AffineMap.h
+++ b/mlir/include/mlir/IR/AffineMap.h
@@ -38,10 +38,8 @@ class AffineMap {
 public:
   using ImplType = detail::AffineMapStorage;
 
-  AffineMap() : map(nullptr) {}
+  constexpr AffineMap() : map(nullptr) {}
   explicit AffineMap(ImplType *map) : map(map) {}
-  AffineMap(const AffineMap &other) : map(other.map) {}
-  AffineMap &operator=(const AffineMap &other) = default;
 
   /// Returns a zero result affine map with no dimensions or symbols: () -> ().
   static AffineMap get(MLIRContext *context);
diff --git a/mlir/include/mlir/IR/IntegerSet.h b/mlir/include/mlir/IR/IntegerSet.h
index 1238511df34..757e1f733bc 100644
--- a/mlir/include/mlir/IR/IntegerSet.h
+++ b/mlir/include/mlir/IR/IntegerSet.h
@@ -43,10 +43,8 @@ class IntegerSet {
 public:
   using ImplType = detail::IntegerSetStorage;
 
-  IntegerSet() : set(nullptr) {}
+  constexpr IntegerSet() : set(nullptr) {}
   explicit IntegerSet(ImplType *set) : set(set) {}
-  IntegerSet(const IntegerSet &other) : set(other.set) {}
-  IntegerSet &operator=(const IntegerSet &other) = default;
 
   static IntegerSet get(unsigned dimCount, unsigned symbolCount,
                         ArrayRef<AffineExpr> constraints,