Rollup merge of rust-lang#22408 - steveklabnik:gh19321, r=nikomatsakis

Fixes rust-lang#19321

... I think? `make check` passes, but I'm not 100% sure that there's a test for that behavior. Thoughts?

Author: Manishearth

src/librustc_llvm/lib.rs

@@ -58,7 +58,7 @@ pub use self::Linkage::*;
 
 use std::ffi::CString;
 use std::cell::RefCell;
-use std::{raw, mem, ptr};
+use std::{raw, mem};
 use libc::{c_uint, c_ushort, uint64_t, c_int, size_t, c_char};
 use libc::{c_longlong, c_ulonglong, c_void};
 use debuginfo::{DIBuilderRef, DIDescriptor,
@@ -2251,65 +2251,6 @@ pub unsafe fn debug_loc_to_string(c: ContextRef, tr: DebugLocRef) -> String {
         .expect("got a non-UTF8 DebugLoc from LLVM")
 }
 
-// FIXME #15460 - create a public function that actually calls our
-// static LLVM symbols. Otherwise the linker will just throw llvm
-// away.  We're just calling lots of stuff until we transitively get
-// all of LLVM. This is worse than anything.
-pub unsafe fn static_link_hack_this_sucks() {
-    LLVMInitializePasses();
-
-    LLVMInitializeX86TargetInfo();
-    LLVMInitializeX86Target();
-    LLVMInitializeX86TargetMC();
-    LLVMInitializeX86AsmPrinter();
-    LLVMInitializeX86AsmParser();
-
-    LLVMInitializeARMTargetInfo();
-    LLVMInitializeARMTarget();
-    LLVMInitializeARMTargetMC();
-    LLVMInitializeARMAsmPrinter();
-    LLVMInitializeARMAsmParser();
-
-    LLVMInitializeAArch64TargetInfo();
-    LLVMInitializeAArch64Target();
-    LLVMInitializeAArch64TargetMC();
-    LLVMInitializeAArch64AsmPrinter();
-    LLVMInitializeAArch64AsmParser();
-
-    LLVMInitializeMipsTargetInfo();
-    LLVMInitializeMipsTarget();
-    LLVMInitializeMipsTargetMC();
-    LLVMInitializeMipsAsmPrinter();
-    LLVMInitializeMipsAsmParser();
-
-    LLVMInitializePowerPCTargetInfo();
-    LLVMInitializePowerPCTarget();
-    LLVMInitializePowerPCTargetMC();
-    LLVMInitializePowerPCAsmPrinter();
-    LLVMInitializePowerPCAsmParser();
-
-    LLVMRustSetLLVMOptions(0 as c_int, ptr::null());
-
-    LLVMPassManagerBuilderPopulateModulePassManager(ptr::null_mut(), ptr::null_mut());
-    LLVMPassManagerBuilderPopulateLTOPassManager(ptr::null_mut(), ptr::null_mut(), False, False);
-    LLVMPassManagerBuilderPopulateFunctionPassManager(ptr::null_mut(), ptr::null_mut());
-    LLVMPassManagerBuilderSetOptLevel(ptr::null_mut(), 0 as c_uint);
-    LLVMPassManagerBuilderUseInlinerWithThreshold(ptr::null_mut(), 0 as c_uint);
-    LLVMWriteBitcodeToFile(ptr::null_mut(), ptr::null());
-    LLVMPassManagerBuilderCreate();
-    LLVMPassManagerBuilderDispose(ptr::null_mut());
-
-    LLVMRustLinkInExternalBitcode(ptr::null_mut(), ptr::null(), 0 as size_t);
-
-    LLVMLinkInMCJIT();
-    LLVMLinkInInterpreter();
-
-    extern {
-        fn LLVMLinkInMCJIT();
-        fn LLVMLinkInInterpreter();
-    }
-}
-
 // The module containing the native LLVM dependencies, generated by the build system
 // Note that this must come after the rustllvm extern declaration so that
 // parts of LLVM that rustllvm depends on aren't thrown away by the linker.