commit 780420ea4ec6a587969d48747f2b4c018cd03ae9
author Douglas Gregor <dgregor@apple.com> Mon Mar 25 22:22:35 2013 +0000
committer Douglas Gregor <dgregor@apple.com> Mon Mar 25 22:22:35 2013 +0000
tree 111f6355769771316b62229d97e206d5de6fb2e4
parent ea1bbbd1359fbacd5bd874baf590a5c1f08429b5

<rdar://problem/13459871> Allow forward declaration of enums with a fixed underlying type in Objective-C (as well as C++11).

llvm-svn: 177930

clang/lib/Sema/SemaDecl.cpp

diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 5597bf6..cb05bb0 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -9858,7 +9858,8 @@
     // If this is an undefined enum, warn.
     if (TUK != TUK_Definition && !Invalid) {
       TagDecl *Def;
-      if (getLangOpts().CPlusPlus11 && cast<EnumDecl>(New)->isFixed()) {
+      if ((getLangOpts().CPlusPlus11 || getLangOpts().ObjC2) &&
+          cast<EnumDecl>(New)->isFixed()) {
         // C++0x: 7.2p2: opaque-enum-declaration.
         // Conflicts are diagnosed above. Do nothing.
       }