Add back support for reading and parsing 'deplibs'.

This is for backwards compatibility for pre-3.x bc files. The code reads the
code, but does nothing with it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168779 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index dcbd68a..29c603f 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1564,6 +1564,14 @@
       TheModule->setModuleInlineAsm(S);
       break;
     }
+    case bitc::MODULE_CODE_DEPLIB: {  // DEPLIB: [strchr x N]
+      // FIXME: Remove in 4.0.
+      std::string S;
+      if (ConvertToString(Record, 0, S))
+        return Error("Invalid MODULE_CODE_DEPLIB record");
+      // Ignore value.
+      break;
+    }
     case bitc::MODULE_CODE_SECTIONNAME: {  // SECTIONNAME: [strchr x N]
       std::string S;
       if (ConvertToString(Record, 0, S))