[mips][ias] Attempt to fix 'not all control paths return a value' reported by MSVC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@268927 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/Mips/MipsRegisterInfo.cpp b/lib/Target/Mips/MipsRegisterInfo.cpp
index 6981dd91cb8a265239a2e9145e463044bdc22419..860cf9cfd138c87fcaabd2d806ed5e637dfdf810 100644 (file)
--- a/lib/Target/Mips/MipsRegisterInfo.cpp
+++ b/lib/Target/Mips/MipsRegisterInfo.cpp
@@ -63,6 +63,8 @@ MipsRegisterInfo::getPointerRegClass(const MachineFunction &MF,
   case MipsPtrClass::GlobalPointer:                              
     return ABI.ArePtrs64bit() ? &Mips::GP64RegClass : &Mips::GP32RegClass;
   }
+
+  llvm_unreachable("Unknown pointer kind");
 }
 
 unsigned