Write summaries for merged modules when splitting modules for ThinLTO.

This is to prepare to allow for dead stripping of globals in the
merged modules.

Differential Revision: https://reviews.llvm.org/D33921

llvm-svn: 305027
diff --git a/llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp b/llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
index 676134c..c8fa56d 100644
--- a/llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
+++ b/llvm/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
@@ -121,6 +121,8 @@
   case bitc::USELIST_BLOCK_ID:             return "USELIST_BLOCK_ID";
   case bitc::GLOBALVAL_SUMMARY_BLOCK_ID:
                                            return "GLOBALVAL_SUMMARY_BLOCK";
+  case bitc::FULL_LTO_GLOBALVAL_SUMMARY_BLOCK_ID:
+                                      return "FULL_LTO_GLOBALVAL_SUMMARY_BLOCK";
   case bitc::MODULE_STRTAB_BLOCK_ID:       return "MODULE_STRTAB_BLOCK";
   case bitc::STRTAB_BLOCK_ID:              return "STRTAB_BLOCK";
   }
@@ -298,6 +300,7 @@
       STRINGIFY_CODE(MST_CODE, HASH)
     }
   case bitc::GLOBALVAL_SUMMARY_BLOCK_ID:
+  case bitc::FULL_LTO_GLOBALVAL_SUMMARY_BLOCK_ID:
     switch (CodeID) {
     default:
       return nullptr;