ccc: (Darwin) More argument translation for Darwin/Compile tool.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62093 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/ccc/ccclib/ToolChain.py b/tools/ccc/ccclib/ToolChain.py
index 2447b67..698b1bf 100644
--- a/tools/ccc/ccclib/ToolChain.py
+++ b/tools/ccc/ccclib/ToolChain.py
@@ -39,6 +39,10 @@
         # FIXME: Implement proper search.
         return '/usr/libexec/gcc/%s/%s' % (self.getToolChainDir(), name)
 
+    def getMacosxVersionMin(self):
+        major,minor,minorminor = self.darwinVersion
+        return '%d.%d.%d' % (10, major-4, minor)
+
     def selectTool(self, action):
         assert isinstance(action, Phases.JobAction)
         return self.toolMap[action.phase.__class__]