Added decl_iterator to DeclStmt to provide an abstract interface to iterate over the ScopedDecls of a DeclStmt.

Updated a few clients of DeclStmt::getNextDeclarator() to use decl_iterator instead.  Will update other clients after additional testing.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54368 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/AST/Stmt.cpp b/lib/AST/Stmt.cpp
index d3f3ff0e11..76538a8b18 100644
--- a/lib/AST/Stmt.cpp
+++ b/lib/AST/Stmt.cpp
@@ -193,6 +193,11 @@ ObjCAtCatchStmt::ObjCAtCatchStmt(SourceLocation atCatchLoc,
 Stmt::child_iterator DeclStmt::child_begin() { return getDecl(); }
 Stmt::child_iterator DeclStmt::child_end() { return child_iterator(); }
 
+DeclStmt::decl_iterator& DeclStmt::decl_iterator::operator++() {
+  D = D->getNextDeclarator();
+  return *this;
+}
+
 // NullStmt
 Stmt::child_iterator NullStmt::child_begin() { return child_iterator(); }
 Stmt::child_iterator NullStmt::child_end() { return child_iterator(); }