make printInstruction return void since its result is omitted.  Make the 
error condition get trapped with an assert.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78449 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/MSP430/MSP430AsmPrinter.cpp b/lib/Target/MSP430/MSP430AsmPrinter.cpp
index 573ca57..6209fc4 100644
--- a/lib/Target/MSP430/MSP430AsmPrinter.cpp
+++ b/lib/Target/MSP430/MSP430AsmPrinter.cpp
@@ -55,7 +55,7 @@
     void printSrcMemOperand(const MachineInstr *MI, int OpNum,
                             const char* Modifier = 0);
     void printCCOperand(const MachineInstr *MI, int OpNum);
-    bool printInstruction(const MachineInstr *MI);  // autogenerated.
+    void printInstruction(const MachineInstr *MI);  // autogenerated.
     void printMachineInstruction(const MachineInstr * MI);
 
     void emitFunctionHeader(const MachineFunction &MF);