aaron.ballman added inline comments. ================ Comment at: include/clang/ASTMatchers/ASTMatchers.h:4821 @@ +4820,3 @@ +/// initializer for i. +AST_MATCHER(Expr, nullPointerConstant) { + return Matcher<Expr>( ---------------- sbenza wrote: > sbenza wrote: > > Use AST_MATCHER_FUNCTION instead, where the return value is the matcher > > (instead of the application of the matcher). > > It is simpler to write and since it has no arguments it will memoize the > > matcher and construct it only once. > Maybe use Expr::isNullPointerConstant? Ah, interesting! I hadn't known about that macro. Thank you.
================ Comment at: include/clang/ASTMatchers/ASTMatchers.h:4821 @@ +4820,3 @@ +/// initializer for i. +AST_MATCHER(Expr, nullPointerConstant) { + return Matcher<Expr>( ---------------- aaron.ballman wrote: > sbenza wrote: > > sbenza wrote: > > > Use AST_MATCHER_FUNCTION instead, where the return value is the matcher > > > (instead of the application of the matcher). > > > It is simpler to write and since it has no arguments it will memoize the > > > matcher and construct it only once. > > Maybe use Expr::isNullPointerConstant? > Ah, interesting! I hadn't known about that macro. Thank you. Oh, hey, that's easier still! Would I still use AST_MATCHER_FUNCTION in that case though, or should that remain a simple AST_MATCHER? http://reviews.llvm.org/D17034 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits