[PATCH] LinkerScript: Add -T <scriptfile> option

[Davide Italiano]

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Comment at: lib/Driver/GnuLdOptions.td:262
@@ +261,3 @@
+     HelpText<"SCRIPT OPTIONS">;
+defm T : smDash<"T", "script",
+      "Use the given linker script in place of the default script.">,
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is 'defm' a valid keyword in python?
Why are you not following the convention for the other options?

http://reviews.llvm.org/D8138

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