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50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
//===--- DeclReferenceMap.h - Map Decls to their references -----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// DeclReferenceMap creates a mapping from Decls to the ASTLocations that
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// reference them.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_INDEX_DECLREFERENCEMAP_H
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#define LLVM_CLANG_INDEX_DECLREFERENCEMAP_H
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#include "clang/Index/ASTLocation.h"
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#include "clang/Index/STLExtras.h"
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#include <map>
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namespace clang {
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class ASTContext;
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class NamedDecl;
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namespace idx {
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/// \brief Maps NamedDecls with the ASTLocations that reference them.
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///
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/// References are mapped and retrieved using the canonical decls.
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class DeclReferenceMap {
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public:
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explicit DeclReferenceMap(ASTContext &Ctx);
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typedef std::multimap<NamedDecl*, ASTLocation> MapTy;
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typedef pair_value_iterator<MapTy::iterator> astlocation_iterator;
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astlocation_iterator refs_begin(NamedDecl *D) const;
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astlocation_iterator refs_end(NamedDecl *D) const;
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bool refs_empty(NamedDecl *D) const;
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private:
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mutable MapTy Map;
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};
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} // end idx namespace
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} // end clang namespace
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#endif
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