From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/lib/AST/LambdaMangleContext.cpp | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 clang/lib/AST/LambdaMangleContext.cpp

(limited to 'clang/lib/AST/LambdaMangleContext.cpp')

diff --git a/clang/lib/AST/LambdaMangleContext.cpp b/clang/lib/AST/LambdaMangleContext.cpp
new file mode 100644
index 0000000..f5272a7
--- /dev/null
+++ b/clang/lib/AST/LambdaMangleContext.cpp
@@ -0,0 +1,30 @@
+//===--- LambdaMangleContext.cpp - Context for mangling lambdas -*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  This file defines the LambdaMangleContext class, which keeps track of
+//  the Itanium C++ ABI mangling numbers for lambda expressions.
+//
+//===----------------------------------------------------------------------===//
+#include "clang/AST/LambdaMangleContext.h"
+#include "clang/AST/DeclCXX.h"
+
+using namespace clang;
+
+unsigned LambdaMangleContext::getManglingNumber(CXXMethodDecl *CallOperator) {
+  const FunctionProtoType *Proto
+    = CallOperator->getType()->getAs<FunctionProtoType>();
+  ASTContext &Context = CallOperator->getASTContext();
+  
+  QualType Key = Context.getFunctionType(Context.VoidTy, 
+                                         Proto->arg_type_begin(),
+                                         Proto->getNumArgs(),
+                                         FunctionProtoType::ExtProtoInfo());
+  Key = Context.getCanonicalType(Key);
+  return ++ManglingNumbers[Key->castAs<FunctionProtoType>()];
+}
-- 
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