[PATCH] [ELF] Add --{,no-}as-needed.

[Rui Ueyama]

================
Comment at: lib/ReaderWriter/ELF/OutputELFWriter.h:211
@@ -192,1 +210,3 @@
+      _soNeeded.insert(soname);
+  }
   // Never mark the dynamic linker as DT_NEEDED
----------------
shankarke wrote:
> It looks like all the needed entries will not be in link order. The loop(just above your change) goes over the list of files that are really needed and add its to the needed list.
That's true but that's not a new issue. llvm::StringSet doesn't preserve order, so even before this patch the order of DT_NEEDED entries were random. Let me address that issue in a separate patch.

http://reviews.llvm.org/D7009

EMAIL PREFERENCES
  http://reviews.llvm.org/settings/panel/emailpreferences/