add a denser encoding for null terminated strings, add a 6-bit abbrev as
well.  This shrinks kc++ from 2724088 to 2717360 bytes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36821 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp b/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
index 3bbf5f8..8e10418 100644
--- a/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
+++ b/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
@@ -163,6 +163,8 @@
     case bitc::CST_CODE_WIDE_INTEGER:  return "WIDE_INTEGER";
     case bitc::CST_CODE_FLOAT:         return "FLOAT";
     case bitc::CST_CODE_AGGREGATE:     return "AGGREGATE";
+    case bitc::CST_CODE_STRING:        return "STRING";
+    case bitc::CST_CODE_CSTRING:       return "CSTRING";
     case bitc::CST_CODE_CE_BINOP:      return "CE_BINOP";
     case bitc::CST_CODE_CE_CAST:       return "CE_CAST";
     case bitc::CST_CODE_CE_GEP:        return "CE_GEP";