diff --git a/include/llvm/Object/RelocVisitor.h b/include/llvm/Object/RelocVisitor.h
index 7668bdedb7b..17e52edd5dc 100644
--- a/include/llvm/Object/RelocVisitor.h
+++ b/include/llvm/Object/RelocVisitor.h
@@ -80,17 +80,17 @@ private:
   RelocToApply zeroExtend(RelocToApply r, char Width) {
     if (Width == r.Width)
       return r;
-    r.Value &= (1 << ((Width * 8))) - 1;
+    r.Value &= (1LL << ((Width * 8))) - 1;
     return r;
   }
   RelocToApply signExtend(RelocToApply r, char Width) {
     if (Width == r.Width)
       return r;
-    bool SignBit = r.Value & (1 << ((Width * 8) - 1));
+    bool SignBit = r.Value & (1LL << ((Width * 8) - 1));
     if (SignBit) {
-      r.Value |= ~((1 << (Width * 8)) - 1);
+      r.Value |= ~((1LL << (Width * 8)) - 1);
     } else {
-      r.Value &= (1 << (Width * 8)) - 1;
+      r.Value &= (1LL << (Width * 8)) - 1;
     }
     return r;
   }
diff --git a/lib/VMCore/Attributes.cpp b/lib/VMCore/Attributes.cpp
index 5a552c34e16..68aa954f610 100644
--- a/lib/VMCore/Attributes.cpp
+++ b/lib/VMCore/Attributes.cpp
@@ -281,14 +281,14 @@ bool AttrBuilder::hasAlignmentAttr() const {
 uint64_t AttrBuilder::getAlignment() const {
   if (!hasAlignmentAttr())
     return 0;
-  return 1U <<
+  return 1ULL <<
     (((Bits & AttributesImpl::getAttrMask(Attributes::Alignment)) >> 16) - 1);
 }
 
 uint64_t AttrBuilder::getStackAlignment() const {
   if (!hasAlignmentAttr())
     return 0;
-  return 1U <<
+  return 1ULL <<
     (((Bits & AttributesImpl::getAttrMask(Attributes::StackAlignment))>>26)-1);
 }