Driver: Add -mlinker-version=, which forwards to -target-linker-version.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@110872 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index 5fbebd17bd72e20e2d7bf99fe545b67e66672230..baed8b357e3bb4e77894e8e8bc6701c2e3446b7d 100644 (file)
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -442,6 +442,7 @@ def mhard_float : Flag<"-mhard-float">, Group<m_Group>;
 def miphoneos_version_min_EQ : Joined<"-miphoneos-version-min=">, Group<m_Group>;
 def mios_version_min_EQ : Joined<"-mios-version-min=">, Alias<miphoneos_version_min_EQ>;
 def mkernel : Flag<"-mkernel">, Group<m_Group>;
+def mlinker_version_EQ : Joined<"-mlinker-version=">, Group<m_Group>;
 def mllvm : Separate<"-mllvm">;
 def mmacosx_version_min_EQ : Joined<"-mmacosx-version-min=">, Group<m_Group>;
 def mmmx : Flag<"-mmmx">, Group<m_x86_Features_Group>;

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 8ca3c4391d62d5cb6560f641c6cb0d5c57f53429..cc00804a0ffdb76d21233a6841439898fa18f88d 100644 (file)
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1003,6 +1003,12 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
     break;
   }
 
+  // Pass the linker version in use.
+  if (Arg *A = Args.getLastArg(options::OPT_mlinker_version_EQ)) {
+    CmdArgs.push_back("-target-linker-version");
+    CmdArgs.push_back(A->getValue(Args));
+  }
+
   // -mno-omit-leaf-frame-pointer is default.
   if (Args.hasFlag(options::OPT_momit_leaf_frame_pointer,
                    options::OPT_mno_omit_leaf_frame_pointer, false))