Cleanups for OSS build.

PiperOrigin-RevId: 238999629

mlir/include/mlir/Analysis/Dominance.h

@@ -56,7 +56,7 @@ protected:
   bool properlyDominates(const Block *a, const Block *b);
 
   /// A mapping of regions to their base dominator tree.
-  DenseMap<const Region *, std::unique_ptr<base>> dominanceInfos;
+  llvm::DenseMap<const Region *, std::unique_ptr<base>> dominanceInfos;
 };
 } // end namespace detail
 

mlir/include/mlir/IR/OperationSupport.h

@@ -35,7 +35,7 @@ namespace mlir {
 class Block;
 class Dialect;
 class Instruction;
-class OperationState;
+struct OperationState;
 class OpAsmParser;
 class OpAsmParserResult;
 class OpAsmPrinter;

mlir/include/mlir/IR/TypeSupport.h

@@ -154,7 +154,6 @@ public:
       !std::is_same<typename T::ImplType, DefaultTypeStorage>::value, T>::type
   get(MLIRContext *ctx, unsigned kind, Args &&... args) {
     using ImplType = typename T::ImplType;
-    using KeyTy = typename ImplType::KeyTy;
 
     // Construct a value of the derived key type.
     auto derivedKey = getKey<ImplType>(args...);

mlir/include/mlir/Transforms/Passes.h

@@ -24,6 +24,7 @@
 #define MLIR_TRANSFORMS_PASSES_H
 
 #include "mlir/Support/LLVM.h"
+#include <functional>
 #include <limits>
 
 namespace mlir {

mlir/tools/mlir-opt/mlir-opt.cpp

@@ -218,7 +218,7 @@ static OptResult processFile(std::unique_ptr<MemoryBuffer> ownedBuffer) {
     unsigned lineNo;
     StringRef substring;
     SMLoc fileLoc;
-    bool matched = false;
+    bool matched;
   };
   SmallVector<ExpectedDiag, 2> expectedDiags;