<rdar://problem/13185264> Don't crash when attempting to redundantly initialize a member of an anonymous union.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@177941 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 9 insertions, 1 deletions

diff --git a/lib/Sema/SemaDeclCXX.cpp b/lib/Sema/SemaDeclCXX.cpp
index 52ed28afb9..cc0aadeec2 100644
--- a/lib/Sema/SemaDeclCXX.cpp
+++ b/lib/Sema/SemaDeclCXX.cpp
@@ -3436,7 +3436,7 @@ bool CheckRedundantInit(Sema &S,
     return false;
   }
 
-  if (FieldDecl *Field = Init->getMember())
+  if (FieldDecl *Field = Init->getAnyMember())
     S.Diag(Init->getSourceLocation(),
            diag::err_multiple_mem_initialization)
       << Field->getDeclName()
diff --git a/test/SemaCXX/class-base-member-init.cpp b/test/SemaCXX/class-base-member-init.cpp
index e84e57b747..2cdca829ff 100644
--- a/test/SemaCXX/class-base-member-init.cpp
+++ b/test/SemaCXX/class-base-member-init.cpp
@@ -90,3 +90,11 @@ namespace test5 {
     }
   };
 }
+
+namespace rdar13185264 {
+  class X {
+    X() : a(), // expected-note{{previous initialization is here}}
+          a()  { } // expected-error{{multiple initializations given for non-static member 'a'}}
+    union { void *a; };
+  };
+}