1 files changed, 12 insertions, 0 deletions
diff --git a/include/clang/Driver/ToolChain.h b/include/clang/Driver/ToolChain.h
index 36b7d4048b..55be4eee3d 100644
--- a/include/clang/Driver/ToolChain.h
+++ b/include/clang/Driver/ToolChain.h
@@ -18,6 +18,7 @@
 
 namespace clang {
 namespace driver {
+  class ArgList;
   class Compilation;
   class DerivedArgList;
   class Driver;
@@ -141,6 +142,17 @@ public:
 
   /// UseSjLjExceptions - Does this tool chain use SjLj exceptions.
   virtual bool UseSjLjExceptions() const { return false; }
+
+  /// ComputeLLVMTriple - Return the LLVM target triple to use, after taking
+  /// command line arguments into account.
+  virtual std::string ComputeLLVMTriple(const ArgList &Args) const;
+
+  /// ComputeEffectiveClangTriple - Return the Clang triple to use for this
+  /// target, which may take into account the command line arguments. For
+  /// example, on Darwin the -mmacosx-version-min= command line argument (which
+  /// sets the deployment target) determines the version in the triple passed to
+  /// Clang.
+  virtual std::string ComputeEffectiveClangTriple(const ArgList &Args) const;
 };
 
 } // end namespace driver