From 87685e8e8feda36d14abe3b7803786cbbe61a01a Mon Sep 17 00:00:00 2001
From: Mikhail Glushenkov <foldr@codedgers.com>
Date: Wed, 15 Dec 2010 01:21:59 +0000
Subject: [PATCH] llvmc: make switch options ZeroOrMore by default.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121822 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/LLVMCConfigurationEmitter.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/utils/TableGen/LLVMCConfigurationEmitter.cpp b/utils/TableGen/LLVMCConfigurationEmitter.cpp
index d57d499ba9e..c40a39dff72 100644
--- a/utils/TableGen/LLVMCConfigurationEmitter.cpp
+++ b/utils/TableGen/LLVMCConfigurationEmitter.cpp
@@ -768,14 +768,21 @@ public:
 
     CheckNumberOfArguments(d, 2);
 
+    // Alias option store the aliased option name in the 'Help' field and do not
+    // have any properties.
     if (OD.isAlias()) {
-      // Aliases store the aliased option name in the 'Help' field.
       OD.Help = InitPtrToString(d.getArg(1));
     }
     else {
       processOptionProperties(d, OD);
     }
 
+    // Switch options are ZeroOrMore by default.
+    if (OD.isSwitch()) {
+      if (!(OD.isOptional() || OD.isOneOrMore() || OD.isRequired()))
+        OD.setZeroOrMore();
+    }
+
     OptDescs_.InsertDescription(OD);
   }