From: Chris Lattner <sabre@nondot.org>
Date: Mon, 4 Jun 2007 22:23:42 +0000 (+0000)
Subject: When rebuilding constant structs, make sure to honor the isPacked bit.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=f0a9aaba4c61388678494c17c690f93b7eff270c;p=oota-llvm.git

When rebuilding constant structs, make sure to honor the isPacked bit.
This fixes PR1491 and GlobalOpt/2007-06-04-PackedStruct.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37423 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index 516ba4363ee..520af8750e1 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -1625,7 +1625,7 @@ static Constant *EvaluateStoreInto(Constant *Init, Constant *Val,
     Elts[Idx] = EvaluateStoreInto(Elts[Idx], Val, Addr, OpNo+1);
     
     // Return the modified struct.
-    return ConstantStruct::get(Elts);
+    return ConstantStruct::get(&Elts[0], Elts.size(), STy->isPacked());
   } else {
     ConstantInt *CI = cast<ConstantInt>(Addr->getOperand(OpNo));
     const ArrayType *ATy = cast<ArrayType>(Init->getType());