Correctly track tags and enum members defined in the prototype of a function, and ensure they are properly scoped.

This fixes code such as:

enum e {x, y};
int f(enum {y, x} n) {
  return 0;
}

This finally fixes PR5464 and PR5477.

llvm-svn: 151638

1 files changed, 4 insertions, 0 deletions

diff --git a/clang/lib/AST/DumpXML.cpp b/clang/lib/AST/DumpXML.cpp
index b4038ddaf95..b180e808ab4 100644
--- a/clang/lib/AST/DumpXML.cpp
+++ b/clang/lib/AST/DumpXML.cpp
@@ -497,6 +497,10 @@ struct XMLDumper : public XMLDeclVisitor<XMLDumper>,
     for (FunctionDecl::param_iterator
            I = D->param_begin(), E = D->param_end(); I != E; ++I)
       dispatch(*I);
+    for (llvm::ArrayRef<NamedDecl*>::iterator
+           I = D->getDeclsInPrototypeScope().begin(), E = D->getDeclsInPrototypeScope().end();
+         I != E; ++I)
+      dispatch(*I);
     if (D->doesThisDeclarationHaveABody())
       dispatch(D->getBody());
   }