Implement function-try-blocks. However, there's a very subtle bug that I can't track down.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70155 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclBase.cpp b/lib/AST/DeclBase.cpp
index a207860..707383a 100644
--- a/lib/AST/DeclBase.cpp
+++ b/lib/AST/DeclBase.cpp
@@ -20,6 +20,8 @@
 #include "clang/AST/ExternalASTSource.h"
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/Type.h"
+#include "clang/AST/Stmt.h"
+#include "clang/AST/StmtCXX.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/Support/raw_ostream.h"
 #include <algorithm>
@@ -341,6 +343,21 @@
   }
 }
 
+CompoundStmt* Decl::getCompoundBody(ASTContext &Context) const {
+  return dyn_cast_or_null<CompoundStmt>(getBody(Context));
+}
+
+SourceLocation Decl::getBodyRBrace(ASTContext &Context) const {
+  Stmt *Body = getBody(Context);
+  if (!Body)
+    return SourceLocation();
+  if (CompoundStmt *CS = dyn_cast<CompoundStmt>(Body))
+    return CS->getRBracLoc();
+  assert(isa<CXXTryStmt>(Body) &&
+         "Body can only be CompoundStmt or CXXTryStmt");
+  return cast<CXXTryStmt>(Body)->getSourceRange().getEnd();
+}
+
 #ifndef NDEBUG
 void Decl::CheckAccessDeclContext() const {
   assert((Access != AS_none || isa<TranslationUnitDecl>(this) ||