commit aa5e256c209f12db88dcdc90b2d666a4f858bf75
author Richard Trieu <rtrieu@google.com> Wed Sep 07 00:58:53 2011 +0000
committer Richard Trieu <rtrieu@google.com> Wed Sep 07 00:58:53 2011 +0000
tree 7369a79fdd9009712d1ac4cb4700f33104845578
parent 5f2b703651360c01c0c022f7a0d2df9154fa77de

Change the self-reference visitor (which gives the warning for self-reference oninitalization warning of -Wuninitialized) to exclude member variables that can decay into pointers.  This will cause it to no longer warn on this code:

struct foo { char a[100], *e; } bar = { .e = bar.a };

llvm-svn: 139213

clang/lib/Sema/SemaDecl.cpp

diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index f8b0af4..9938954 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -5443,6 +5443,7 @@
     }
 
     void VisitMemberExpr(MemberExpr *E) {
+      if (E->getType()->canDecayToPointerType()) return;
       if (isa<FieldDecl>(E->getMemberDecl()))
         if (DeclRefExpr *DRE
               = dyn_cast<DeclRefExpr>(E->getBase()->IgnoreParenImpCasts())) {