Ignore debugging related instructions if they get this far.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47934 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86CodeEmitter.cpp b/lib/Target/X86/X86CodeEmitter.cpp
index 8fdf6a5..19b52e8 100644
--- a/lib/Target/X86/X86CodeEmitter.cpp
+++ b/lib/Target/X86/X86CodeEmitter.cpp
@@ -610,11 +610,15 @@
     switch (Opcode) {
     default: 
       assert(0 && "psuedo instructions should be removed before code emission");
+      break;
     case TargetInstrInfo::INLINEASM:
       assert(0 && "JIT does not support inline asm!\n");
+      break;
     case TargetInstrInfo::LABEL:
       MCE.emitLabel(MI.getOperand(0).getImm());
       break;
+    case TargetInstrInfo::DECLARE:
+    case X86::DWARF_LOC:
     case X86::IMPLICIT_DEF_GR8:
     case X86::IMPLICIT_DEF_GR16:
     case X86::IMPLICIT_DEF_GR32: