UninitializedValues.h revision 5d98994c7749312a43ce6adf45537979a98e7afd
1//= UninitializedValues.h - Finding uses of uninitialized values --*- C++ -*-==// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file defines APIs for invoking and reported uninitialized values 11// warnings. 12// 13//===----------------------------------------------------------------------===// 14 15#ifndef LLVM_CLANG_UNINIT_VALS_H 16#define LLVM_CLANG_UNINIT_VALS_H 17 18namespace clang { 19 20class AnalysisContext; 21class CFG; 22class DeclContext; 23class Expr; 24class VarDecl; 25 26class UninitVariablesHandler { 27public: 28 UninitVariablesHandler() {} 29 virtual ~UninitVariablesHandler(); 30 31 virtual void handleUseOfUninitVariable(const Expr *ex, 32 const VarDecl *vd, 33 bool isAlwaysUninit) {} 34}; 35 36struct UninitVariablesAnalysisStats { 37 unsigned NumVariablesAnalyzed; 38 unsigned NumBlockVisits; 39}; 40 41void runUninitializedVariablesAnalysis(const DeclContext &dc, const CFG &cfg, 42 AnalysisContext &ac, 43 UninitVariablesHandler &handler, 44 UninitVariablesAnalysisStats &stats); 45 46} 47#endif 48