Remove the dependent libraries feature.

The dependent libraries feature was never used and has bit-rotted. Remove it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168694 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 0 insertions, 38 deletions

diff --git a/lib/Linker/LinkItems.cpp b/lib/Linker/LinkItems.cpp
index 52a0d17..e4feceb 100644
--- a/lib/Linker/LinkItems.cpp
+++ b/lib/Linker/LinkItems.cpp
@@ -51,20 +51,6 @@ Linker::LinkInItems(const ItemList& Items, ItemList& NativeItems) {
     }
   }
 
-  // At this point we have processed all the link items provided to us. Since
-  // we have an aggregated module at this point, the dependent libraries in
-  // that module should also be aggregated with duplicates eliminated. This is
-  // now the time to process the dependent libraries to resolve any remaining
-  // symbols.
-  bool is_native;
-  for (Module::lib_iterator I = Composite->lib_begin(),
-         E = Composite->lib_end(); I != E; ++I) {
-    if(LinkInLibrary(*I, is_native))
-      return true;
-    if (is_native)
-      NativeItems.push_back(std::make_pair(*I, true));
-  }
-
   return false;
 }
 
@@ -128,17 +114,6 @@ bool Linker::LinkInLibraries(const std::vector<std::string> &Libraries) {
     if (LinkInLibrary(Libraries[i], is_native))
       return true;
 
-  // At this point we have processed all the libraries provided to us. Since
-  // we have an aggregated module at this point, the dependent libraries in
-  // that module should also be aggregated with duplicates eliminated. This is
-  // now the time to process the dependent libraries to resolve any remaining
-  // symbols.
-  const Module::LibraryListType& DepLibs = Composite->getLibraries();
-  for (Module::LibraryListType::const_iterator I = DepLibs.begin(),
-         E = DepLibs.end(); I != E; ++I)
-    if (LinkInLibrary(*I, is_native))
-      return true;
-
   return false;
 }
 
diff --git a/lib/Linker/LinkModules.cpp b/lib/Linker/LinkModules.cpp
index a6599bf..62f9d19 100644
--- a/lib/Linker/LinkModules.cpp
+++ b/lib/Linker/LinkModules.cpp
@@ -1187,19 +1187,6 @@ bool ModuleLinker::run() {
                                SrcM->getModuleInlineAsm());
   }
 
-  // Update the destination module's dependent libraries list with the libraries
-  // from the source module. There's no opportunity for duplicates here as the
-  // Module ensures that duplicate insertions are discarded.
-  for (Module::lib_iterator SI = SrcM->lib_begin(), SE = SrcM->lib_end();
-       SI != SE; ++SI)
-    DstM->addLibrary(*SI);
-  
-  // If the source library's module id is in the dependent library list of the
-  // destination library, remove it since that module is now linked in.
-  StringRef ModuleId = SrcM->getModuleIdentifier();
-  if (!ModuleId.empty())
-    DstM->removeLibrary(sys::path::stem(ModuleId));
-  
   // Loop over all of the linked values to compute type mappings.
   computeTypeMapping();