On Tue, Jul 7, 2015 at 3:21 AM, 易源 <vania_y...@126.com> wrote: > Hi, > > I'm trying to use clang's ParseAST() and ASTConsumer to extract all c > function declarations in a source file, and then output these function > declarations into another file. >
Chances are you should have your tool fail if the code isn't successfully parsed - otherwise the AST will be in all manner of invalid states that you'll have to check for... > It's all good unless there is some unknown type name exists. For example, > my_type foo(int x) { /*...*/ } // "my_type" is just a type identifier > whose definition is missed in this translation unit. > When I use getReturnType() in RecursiveASTVisitor::VisitFunctionDecl(), it > will return type "int". So my program will output > int foo(int x); > instead of > my_type foo(int x); > I'm curious why "my_type" will be parsed as of type "int". > When parsing this source code, clang will report an error saying "error: > unknown type name 'my_type'". So I think clang knows it's a type (unknown > type is also a type I think). > > Thanks! > > > > _______________________________________________ > cfe-users mailing list > cfe-users@cs.uiuc.edu > http://lists.cs.uiuc.edu/mailman/listinfo/cfe-users > >
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