Auto merge of #76558 - tmandry:rollup-bskim2r, r=tmandry

Rollup of 7 pull requests

Successful merges:

 - #74787 (Move `rustllvm` into `compiler/rustc_llvm`)
 - #76458 (Add drain_filter method to HashMap and HashSet)
 - #76472 (rustbuild: don't set PYTHON_EXECUTABLE and WITH_POLLY cmake vars since they are no longer supported by llvm)
 - #76497 (Use intra-doc links in `core::ptr`)
 - #76500 (Add -Zgraphviz_dark_mode and monospace font fix)
 - #76543 (Document btree's unwrap_unchecked)
 - #76556 (Revert #76285)

Failed merges:

r? `@ghost`

1 files changed, 0 insertions, 48 deletions

diff --git a/src/rustllvm/Linker.cpp b/src/rustllvm/Linker.cpp
deleted file mode 100644
index 69176f9cb1f..00000000000
--- a/src/rustllvm/Linker.cpp
+++ /dev/null
@@ -1,48 +0,0 @@
-#include "llvm/Linker/Linker.h"
-
-#include "rustllvm.h"
-
-using namespace llvm;
-
-struct RustLinker {
-  Linker L;
-  LLVMContext &Ctx;
-
-  RustLinker(Module &M) :
-    L(M),
-    Ctx(M.getContext())
-  {}
-};
-
-extern "C" RustLinker*
-LLVMRustLinkerNew(LLVMModuleRef DstRef) {
-  Module *Dst = unwrap(DstRef);
-
-  return new RustLinker(*Dst);
-}
-
-extern "C" void
-LLVMRustLinkerFree(RustLinker *L) {
-  delete L;
-}
-
-extern "C" bool
-LLVMRustLinkerAdd(RustLinker *L, char *BC, size_t Len) {
-  std::unique_ptr<MemoryBuffer> Buf =
-      MemoryBuffer::getMemBufferCopy(StringRef(BC, Len));
-
-  Expected<std::unique_ptr<Module>> SrcOrError =
-      llvm::getLazyBitcodeModule(Buf->getMemBufferRef(), L->Ctx);
-  if (!SrcOrError) {
-    LLVMRustSetLastError(toString(SrcOrError.takeError()).c_str());
-    return false;
-  }
-
-  auto Src = std::move(*SrcOrError);
-
-  if (L->L.linkInModule(std::move(Src))) {
-    LLVMRustSetLastError("");
-    return false;
-  }
-  return true;
-}