Revert 165732 for further review.

llvm-svn: 165747

1 files changed, 3 insertions, 4 deletions

diff --git a/llvm/lib/Analysis/BasicAliasAnalysis.cpp b/llvm/lib/Analysis/BasicAliasAnalysis.cpp
index 36903f94e25..263bfc031fc 100644
--- a/llvm/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/llvm/lib/Analysis/BasicAliasAnalysis.cpp
@@ -286,8 +286,7 @@ DecomposeGEPExpression(const Value *V, int64_t &BaseOffs,
       V = GEPOp->getOperand(0);
       continue;
     }
-
-    unsigned AS = GEPOp->getPointerAddressSpace();
+    
     // Walk the indices of the GEP, accumulating them into BaseOff/VarIndices.
     gep_type_iterator GTI = gep_type_begin(GEPOp);
     for (User::const_op_iterator I = GEPOp->op_begin()+1,
@@ -316,7 +315,7 @@ DecomposeGEPExpression(const Value *V, int64_t &BaseOffs,
       // If the integer type is smaller than the pointer size, it is implicitly
       // sign extended to pointer size.
       unsigned Width = cast<IntegerType>(Index->getType())->getBitWidth();
-      if (TD->getPointerSizeInBits(AS) > Width)
+      if (TD->getPointerSizeInBits() > Width)
         Extension = EK_SignExt;
       
       // Use GetLinearExpression to decompose the index into a C1*V+C2 form.
@@ -345,7 +344,7 @@ DecomposeGEPExpression(const Value *V, int64_t &BaseOffs,
       
       // Make sure that we have a scale that makes sense for this target's
       // pointer size.
-      if (unsigned ShiftBits = 64-TD->getPointerSizeInBits(AS)) {
+      if (unsigned ShiftBits = 64-TD->getPointerSizeInBits()) {
         Scale <<= ShiftBits;
         Scale = (int64_t)Scale >> ShiftBits;
       }