From: Fariborz Jahanian <fjahanian@apple.com>
Date: Sat, 28 Feb 2009 00:54:00 +0000 (+0000)
Subject: Alignment of pointers in __objc_classlist must be on their
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5a1edf6c0dc70bd555e51bedba782da8e3552f94;p=clang

Alignment of pointers in __objc_classlist must be on their
natural alignment. Otherwise, the excess hole confuses the
objc2 runtime (this is darwin specific).


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@65666 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp
index 6a806a3371..3beb91a29e 100644
--- a/lib/CodeGen/CGObjCMac.cpp
+++ b/lib/CodeGen/CGObjCMac.cpp
@@ -3394,6 +3394,8 @@ void CGObjCNonFragileABIMac::FinishNonFragileABIModule() {
                                Init,
                                "\01L_OBJC_LABEL_CLASS_$",
                                &CGM.getModule());
+    GV->setAlignment(
+      CGM.getTargetData().getPrefTypeAlignment(ObjCTypes.Int8PtrTy));
     GV->setSection("__DATA, __objc_classlist, regular, no_dead_strip");
     UsedGlobals.push_back(GV);
   }