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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Hi all,<o:p></o:p></p><p class=MsoNormal>I’m trying to find the arguments given to a macro with a specific name, but I have not had any luck. I’m still fairly new to Clang, so if anyone has any advice, I’d be happy to hear it.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Given the following code, I get absolutely nothing from output:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>(Assume we used a matcher to get every expr):<o:p></o:p></p><p class=MsoNormal>ASTContext* ast = /* AST Context */;<o:p></o:p></p><p class=MsoNormal>If(const Expr* expr = Result.Nodes.getNodeAs<clang::Expr>(“expr”)){<o:p></o:p></p><p class=MsoNormal> auto& SM = ast->getSourceManager();<o:p></o:p></p><p class=MsoNormal> auto loc = expr->getLocStart();<o:p></o:p></p><p class=MsoNormal> if(SM.isMacroArgExpansion(loc){<o:p></o:p></p><p class=MsoNormal> const auto expLoc = SM.getImmediateExpansionRange(loc).first;<o:p></o:p></p><p class=MsoNormal> const auto name = Lexer::getImmediateMacroName(expLoc, SM, ast->getLangOpts());<o:p></o:p></p><p class=MsoNormal> if(name == “MACRO_NAME”){<o:p></o:p></p><p class=MsoNormal> Token tok;<o:p></o:p></p><p class=MsoNormal> If(!cpp->getRawToken(expLoc,tok)){<o:p></o:p></p><p class=MsoNormal> std::cout << cpp->getSpelling(tok) << std::endl;<o:p></o:p></p><p class=MsoNormal> }<o:p></o:p></p><p class=MsoNormal> }<o:p></o:p></p><p class=MsoNormal> }<o:p></o:p></p><p class=MsoNormal>}<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I was thinking that I could use matchers to match against all expressions, then filter for macros with the isMacroArgExpansion(loc) check, then filter for the macros I care about with getImmediateMacroName(). What am I missing here? Is the issue in how I jump from the macro to tokens?<o:p></o:p></p></div></body></html>