OptParser: Emit HelpText field for option groups.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90599 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/TableGen/OptParserEmitter.cpp b/utils/TableGen/OptParserEmitter.cpp
index ce1aef5e4daddb9703aa7f498a8bfbb1e5b16c05..3cd5784c54ee1c681c0e1d2eb1ce6325aef0caee 100644 (file)
--- a/utils/TableGen/OptParserEmitter.cpp
+++ b/utils/TableGen/OptParserEmitter.cpp
@@ -127,7 +127,18 @@ void OptParserEmitter::run(raw_ostream &OS) {
         OS << "INVALID";
 
       // The other option arguments (unused for groups).
-      OS << ", INVALID, 0, 0, 0, 0)\n";
+      OS << ", INVALID, 0, 0";
+
+      // The option help text.
+      if (!dynamic_cast<UnsetInit*>(R.getValueInit("HelpText"))) {
+        OS << ",\n";
+        OS << "       ";
+        write_cstring(OS, R.getValueAsString("HelpText"));
+      } else
+        OS << ", 0";
+
+      // The option meta-variable name (unused).
+      OS << ", 0)\n";
     }
     OS << "\n";