[Bash-autocompletion] Add support for -std=

Summary:
Add support for autocompleting values of -std= by including
LangStandards.def. This patch relies on D36782, and is using two-stage
code generation.

Reviewers: v.g.vassilev, teemperor, ruiu

Subscribers: cfe-commits

Differential Revision: https://reviews.llvm.org/D36820

llvm-svn: 311971

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/utils/TableGen/OptParserEmitter.cpp b/llvm/utils/TableGen/OptParserEmitter.cpp
index ce0541d9794..0358cf26509 100644
--- a/llvm/utils/TableGen/OptParserEmitter.cpp
+++ b/llvm/utils/TableGen/OptParserEmitter.cpp
@@ -308,11 +308,11 @@ void EmitOptParser(RecordKeeper &Records, raw_ostream &OS) {
     if (isa<UnsetInit>(R.getValueInit("ValuesCode")))
       continue;
     OS << "{\n";
+    OS << "bool ValuesWereAdded;\n";
     OS << R.getValueAsString("ValuesCode");
     OS << "\n";
     for (const std::string &Pref : R.getValueAsListOfStrings("Prefixes")) {
-      OS << "bool ValuesWereAdded = ";
-      OS << "Opt.addValues(";
+      OS << "ValuesWereAdded = Opt.addValues(";
       std::string S = (Pref + R.getValueAsString("Name")).str();
       write_cstring(OS, S);
       OS << ", Values);\n";