For PR1207:

Revert patches that caused the problem. Evan, please investigate and reapply
when you've discovered the problem.

llvm-svn: 34399

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Target/MRegisterInfo.cpp b/llvm/lib/Target/MRegisterInfo.cpp
index 08039208fe8..7caaae9d4fa 100644
--- a/llvm/lib/Target/MRegisterInfo.cpp
+++ b/llvm/lib/Target/MRegisterInfo.cpp
@@ -41,7 +41,7 @@ BitVector MRegisterInfo::getAllocatableSet(MachineFunction &MF) const {
     const TargetRegisterClass *RC = *I;
     for (TargetRegisterClass::iterator I = RC->allocation_order_begin(MF),
            E = RC->allocation_order_end(MF); I != E; ++I)
-      Allocatable.set(*I);
+      Allocatable[*I] = true;
   }
   return Allocatable;
 }