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</o:shapelayout></xml><![endif]--></head><body lang=KO link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hi all,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I¡¯m trying to use clang libtooling for detecting all return statements.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I used the ¡°VisitReturnStmt¡± function but sometimes it is not working as follow case.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>//target code<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>class ExampleFrontendAction : public ASTFrontendAction {<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>public:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> virtual ASTConsumer *CreateASTConsumer(CompilerInstance &CI, StringRef file) {<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> return new ExampleASTConsumer(&CI); // pass CI pointer to ASTConsumer<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> }<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>};<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>//target code end<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>//results<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>CXXMethodDecl 0x2468cb0 </project/llvm/Debug+Asserts/bin/a.cpp:107:5, line:115:5> CreateASTConsumer 'int *(int &, int)'<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>|-ParmVarDecl 0x2468b60 <line:107:44, col:62> CI 'int &' invalid<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>|-ParmVarDecl 0x2468bd0 <col:66, col:76> file 'int' invalid<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>`-CompoundStmt 0x2469138 <col:82, line:115:5> invalid<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>As you can see, we cannot find any ReturnStmt. (It is included in CompoundStmt. Also the CompoundStmt is a leaf statement.)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>How can I detect this case? Please help me! <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thanks in advance.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Additional Question.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Why does clang return ¡°int *¡± instead of ¡°ASTConsumer *¡± in the case of CreateASTConsumer method when I use getReturnType() in VisitFunctionDecl()? <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Any ideas?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Brown.<o:p></o:p></span></p></div></body></html>