From: Nico Weber <nicolasweber@gmx.de>
Date: Wed, 25 Feb 2015 03:58:36 +0000 (+0000)
Subject: Add comments for two CleanupKinds.
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ebf9a058c67560ab48a88b316b929a7bdbfba653;p=platform%2Fupstream%2Fllvm.git

Add comments for two CleanupKinds.

llvm-svn: 230459
---

diff --git a/clang/lib/CodeGen/EHScopeStack.h b/clang/lib/CodeGen/EHScopeStack.h
index 3619b50..6535b76 100644
--- a/clang/lib/CodeGen/EHScopeStack.h
+++ b/clang/lib/CodeGen/EHScopeStack.h
@@ -75,8 +75,14 @@ template <class T> struct DominatingPointer<T,false> : InvariantValue<T*> {};
 template <class T> struct DominatingValue<T*> : DominatingPointer<T> {};
 
 enum CleanupKind : unsigned {
+  /// Denotes a cleanup that should run when a scope is exited using exceptional
+  /// control flow (a throw statement leading to stack unwinding, ).
   EHCleanup = 0x1,
+
+  /// Denotes a cleanup that should run when a scope is exited using normal
+  /// control flow (falling off the end of the scope, return, goto, ...).
   NormalCleanup = 0x2,
+
   NormalAndEHCleanup = EHCleanup | NormalCleanup,
 
   InactiveCleanup = 0x4,