Split C++ statements out to their own file.

llvm-svn: 70107

clang/include/clang/AST/StmtCXX.h

@@ -0,0 +1,95 @@
+//===--- StmtCXX.h - Classes for representing C++ statements ----*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines the C++ statement AST node classes.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_AST_STMTCXX_H
+#define LLVM_CLANG_AST_STMTCXX_H
+
+#include "clang/AST/Stmt.h"
+
+namespace clang {
+
+/// CXXCatchStmt - This represents a C++ catch block.
+///
+class CXXCatchStmt : public Stmt {
+  SourceLocation CatchLoc;
+  /// The exception-declaration of the type.
+  Decl *ExceptionDecl;
+  /// The handler block.
+  Stmt *HandlerBlock;
+
+public:
+  CXXCatchStmt(SourceLocation catchLoc, Decl *exDecl, Stmt *handlerBlock)
+  : Stmt(CXXCatchStmtClass), CatchLoc(catchLoc), ExceptionDecl(exDecl),
+    HandlerBlock(handlerBlock) {}
+
+  virtual void Destroy(ASTContext& Ctx);
+
+  virtual SourceRange getSourceRange() const {
+    return SourceRange(CatchLoc, HandlerBlock->getLocEnd());
+  }
+
+  Decl *getExceptionDecl() { return ExceptionDecl; }
+  QualType getCaughtType();
+  Stmt *getHandlerBlock() { return HandlerBlock; }
+
+  static bool classof(const Stmt *T) {
+    return T->getStmtClass() == CXXCatchStmtClass;
+  }
+  static bool classof(const CXXCatchStmt *) { return true; }
+
+  virtual child_iterator child_begin();
+  virtual child_iterator child_end();
+};
+
+/// CXXTryStmt - A C++ try block, including all handlers.
+///
+class CXXTryStmt : public Stmt {
+  SourceLocation TryLoc;
+  // First place is the guarded CompoundStatement. Subsequent are the handlers.
+  // More than three handlers should be rare.
+  llvm::SmallVector<Stmt*, 4> Stmts;
+
+public:
+  CXXTryStmt(SourceLocation tryLoc, Stmt *tryBlock,
+             Stmt **handlers, unsigned numHandlers);
+
+  virtual SourceRange getSourceRange() const {
+    return SourceRange(TryLoc, Stmts.back()->getLocEnd());
+  }
+
+  CompoundStmt *getTryBlock() { return llvm::cast<CompoundStmt>(Stmts[0]); }
+  const CompoundStmt *getTryBlock() const {
+    return llvm::cast<CompoundStmt>(Stmts[0]);
+  }
+
+  unsigned getNumHandlers() const { return Stmts.size() - 1; }
+  CXXCatchStmt *getHandler(unsigned i) {
+    return llvm::cast<CXXCatchStmt>(Stmts[i + 1]);
+  }
+  const CXXCatchStmt *getHandler(unsigned i) const {
+    return llvm::cast<CXXCatchStmt>(Stmts[i + 1]);
+  }
+
+  static bool classof(const Stmt *T) {
+    return T->getStmtClass() == CXXTryStmtClass;
+  }
+  static bool classof(const CXXTryStmt *) { return true; }
+
+  virtual child_iterator child_begin();
+  virtual child_iterator child_end();
+};
+
+
+}  // end namespace clang
+
+#endif