Pull the Attr iteration parts out of Attr.h, so including DeclBase.h doesn't pull in all the generated Attr code.

Required to pull some functions out of line, but this shouldn't have a perf impact.
No functionality change.

llvm-svn: 169092

1 files changed, 17 insertions, 3 deletions

diff --git a/clang/lib/AST/DeclBase.cpp b/clang/lib/AST/DeclBase.cpp
index b04c149..bfd6c27c 100644
--- a/clang/lib/AST/DeclBase.cpp
+++ b/clang/lib/AST/DeclBase.cpp
@@ -19,12 +19,13 @@
 #include "clang/AST/DeclObjC.h"
 #include "clang/AST/DeclTemplate.h"
 #include "clang/AST/DependentDiagnostic.h"
-#include "clang/AST/ExternalASTSource.h"
 #include "clang/AST/ASTContext.h"
-#include "clang/AST/Type.h"
+#include "clang/AST/ASTMutationListener.h"
+#include "clang/AST/Attr.h"
+#include "clang/AST/ExternalASTSource.h"
 #include "clang/AST/Stmt.h"
 #include "clang/AST/StmtCXX.h"
-#include "clang/AST/ASTMutationListener.h"
+#include "clang/AST/Type.h"
 #include "clang/Basic/TargetInfo.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/Support/raw_ostream.h"
@@ -253,6 +254,19 @@ ASTMutationListener *Decl::getASTMutationListener() const {
   return getASTContext().getASTMutationListener();
 }
 
+unsigned Decl::getMaxAlignment() const {
+  if (!hasAttrs())
+    return 0;
+
+  unsigned Align = 0;
+  const AttrVec &V = getAttrs();
+  ASTContext &Ctx = getASTContext();
+  specific_attr_iterator<AlignedAttr> I(V.begin()), E(V.end());
+  for (; I != E; ++I)
+    Align = std::max(Align, I->getAlignment(Ctx));
+  return Align;
+}
+
 bool Decl::isUsed(bool CheckUsedAttr) const { 
   if (Used)
     return true;