switch TargetLowering::getConstraintType to take the entire constraint,
not just the first letter.  No functionality change.

llvm-svn: 35322
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.h b/llvm/lib/Target/PowerPC/PPCISelLowering.h
index cc1f032..e66d165 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.h
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.h
@@ -229,7 +229,7 @@
     virtual MachineBasicBlock *InsertAtEndOfBasicBlock(MachineInstr *MI,
                                                        MachineBasicBlock *MBB);
     
-    ConstraintType getConstraintType(char ConstraintLetter) const;
+    ConstraintType getConstraintType(const std::string &Constraint) const;
     std::pair<unsigned, const TargetRegisterClass*> 
       getRegForInlineAsmConstraint(const std::string &Constraint,
                                    MVT::ValueType VT) const;