From 38ebcaa8c83d3fa9d0efcf7a076e827538b92c82 Mon Sep 17 00:00:00 2001
From: Anders Carlsson <andersca@mac.com>
Date: Sat, 2 May 2009 18:36:10 +0000
Subject: Fix a thinko and a test.

llvm-svn: 70637
---
 clang/lib/Sema/SemaExpr.cpp     | 6 +++++-
 clang/test/SemaCXX/offsetof.cpp | 2 +-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp
index dc058b2a3a5..2986cc366a8 100644
--- a/clang/lib/Sema/SemaExpr.cpp
+++ b/clang/lib/Sema/SemaExpr.cpp
@@ -4734,6 +4734,8 @@ Sema::OwningExprResult Sema::ActOnBuiltinOffsetOf(Scope *S,
       << SourceRange(CompPtr[1].LocStart, CompPtr[NumComponents-1].LocEnd);
 
   if (!Dependent) {
+    bool DidWarnAboutNonPOD;
+    
     // FIXME: Dependent case loses a lot of information here. And probably
     // leaks like a sieve.
     for (unsigned i = 0; i != NumComponents; ++i) {
@@ -4776,10 +4778,12 @@ Sema::OwningExprResult Sema::ActOnBuiltinOffsetOf(Scope *S,
       // Get the decl corresponding to this.
       RecordDecl *RD = RC->getDecl();
       if (CXXRecordDecl *CRD = dyn_cast<CXXRecordDecl>(RD)) {
-        if (!CRD->isPOD())
+        if (!CRD->isPOD() && !DidWarnAboutNonPOD) {
           ExprError(Diag(BuiltinLoc, diag::warn_offsetof_non_pod_type)
             << SourceRange(CompPtr[0].LocStart, OC.LocEnd)
             << Res->getType());
+          DidWarnAboutNonPOD = true;
+        }
       }
       
       FieldDecl *MemberDecl
diff --git a/clang/test/SemaCXX/offsetof.cpp b/clang/test/SemaCXX/offsetof.cpp
index c8a3d3df457..f0290e889a2 100644
--- a/clang/test/SemaCXX/offsetof.cpp
+++ b/clang/test/SemaCXX/offsetof.cpp
@@ -1,4 +1,4 @@
-// RUN: clang-cc -fsyntax-only -verify %s
+// RUN: clang-cc -fsyntax-only -verify %s -Winvalid-offsetof
 
 struct NonPOD {
   virtual void f();
-- 
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