From: Douglas Gregor <dgregor@apple.com>
Date: Thu, 27 Jan 2011 20:35:44 +0000 (+0000)
Subject: Document some serious badness in our evaluation of the type traits: we need to be... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a0506183a4c1340d7b91125fb41280b3b6619cfa;p=clang

Document some serious badness in our evaluation of the type traits: we need to be sure we have complete types in many cases

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@124428 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Sema/SemaExprCXX.cpp b/lib/Sema/SemaExprCXX.cpp
index df4103a9a1..ca104ef581 100644
--- a/lib/Sema/SemaExprCXX.cpp
+++ b/lib/Sema/SemaExprCXX.cpp
@@ -2219,6 +2219,8 @@ ExprResult Sema::ActOnUnaryTypeTrait(UnaryTypeTrait UTT,
 
 static bool EvaluateUnaryTypeTrait(Sema &Self, UnaryTypeTrait UTT, QualType T,
                                    SourceLocation KeyLoc) {
+  // FIXME: For many of these traits, we need a complete type before we can 
+  // check these properties.
   assert(!T->isDependentType() &&
          "Cannot evaluate traits for dependent types.");
   ASTContext &C = Self.Context;