don't check the result of printInstruction anymore.

llvm-svn: 78444
diff --git a/llvm/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp b/llvm/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
index c2152a4..92b85d3 100644
--- a/llvm/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
+++ b/llvm/lib/Target/Alpha/AsmPrinter/AlphaAsmPrinter.cpp
@@ -175,9 +175,7 @@
          II != E; ++II) {
       // Print the assembly for the instruction.
       ++EmittedInsts;
-      if (!printInstruction(II)) {
-        llvm_unreachable("Unhandled instruction in asm writer!");
-      }
+      printInstruction(II);
     }
   }