Skip checking preferred alignment of GVs defined in other translation units all together.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100133 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 4fcfeecb49a5047983d9dc9e6624b901b1428e23..0ba65ab7f96d607b317e9ddcddf4129b25a5026f 100644 (file)
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -6152,7 +6152,7 @@ unsigned SelectionDAG::InferPtrAlignment(SDValue Ptr) const {
     unsigned Align = GV->getAlignment();
     if (!Align) {
       if (GlobalVariable *GVar = dyn_cast<GlobalVariable>(GV)) {
-        if (GV->getType()->getElementType()->isSized()) {
+        if (GVar->hasInitializer()) {
           const TargetData *TD = TLI.getTargetData();
           Align = TD->getPreferredAlignment(GVar);
         }