Index: llvm/trunk/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
===================================================================
--- llvm/trunk/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
+++ llvm/trunk/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
@@ -5122,6 +5122,7 @@
                  "expected 11-bit signed immediate");
   case Match_UImm16:
   case Match_UImm16_Relaxed:
+  case Match_UImm16_AltRelaxed:
     return Error(RefineErrorLoc(IDLoc, Operands, ErrorInfo),
                  "expected 16-bit unsigned immediate");
   case Match_SImm16: