Fix missing const

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@360849 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/MachineInstrBuilder.h b/include/llvm/CodeGen/MachineInstrBuilder.h
index 1dcdf086c85996949e8988eb8bb3b27e4dc0ec42..d33e0aa2ab2ba9a605e9d4dd14c06342513a5040 100644 (file)
--- a/include/llvm/CodeGen/MachineInstrBuilder.h
+++ b/include/llvm/CodeGen/MachineInstrBuilder.h
@@ -82,7 +82,7 @@ public:
   /// Get the register for the operand index.
   /// The operand at the index should be a register (asserted by
   /// MachineOperand).
-  unsigned getReg(unsigned Idx) { return MI->getOperand(Idx).getReg(); }
+  unsigned getReg(unsigned Idx) const { return MI->getOperand(Idx).getReg(); }
 
   /// Add a new virtual register operand.
   const MachineInstrBuilder &addReg(unsigned RegNo, unsigned flags = 0,