From: Chris Lattner <sabre@nondot.org>
Date: Sun, 1 Oct 2006 19:40:58 +0000 (+0000)
Subject: Fix a bug from r1.391 of this file, where we checked the size instead of
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e831b9a48bcf6f136044f1aed509eee3dee7d9d4;p=oota-llvm.git

Fix a bug from r1.391 of this file, where we checked the size instead of
the alignment when promoting allocations.  This implements
InstCombine/cast.ll:test32


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30682 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 19051fa2e15..9bfd66afb29 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -5053,8 +5053,8 @@ Instruction *InstCombiner::PromoteCastOfAllocation(CastInst &CI,
   const Type *CastElTy = PTy->getElementType();
   if (!AllocElTy->isSized() || !CastElTy->isSized()) return 0;
 
-  unsigned AllocElTyAlign = TD->getTypeSize(AllocElTy);
-  unsigned CastElTyAlign = TD->getTypeSize(CastElTy);
+  unsigned AllocElTyAlign = TD->getTypeAlignment(AllocElTy);
+  unsigned CastElTyAlign = TD->getTypeAlignment(CastElTy);
   if (CastElTyAlign < AllocElTyAlign) return 0;
 
   // If the allocation has multiple uses, only promote it if we are strictly