Function rustc_llvm_proxy::proxy::LLVMBuildFence

#[no_mangle]
pub unsafe extern "C" fn LLVMBuildFence(
    B: LLVMBuilderRef, 
    ordering: LLVMAtomicOrdering, 
    singleThread: LLVMBool, 
    Name: *const c_char
) -> LLVMValueRef