Pass type when creating atomic load

Instead of determining it from the pointer type, explicitly pass
the type to load.

compiler/rustc_codegen_llvm/src/builder.rs

@@ -428,6 +428,7 @@ impl BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
 
     fn atomic_load(
         &mut self,
+        ty: &'ll Type,
         ptr: &'ll Value,
         order: rustc_codegen_ssa::common::AtomicOrdering,
         size: Size,
@@ -435,6 +436,7 @@ impl BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
         unsafe {
             let load = llvm::LLVMRustBuildAtomicLoad(
                 self.llbuilder,
+                ty,
                 ptr,
                 UNNAMED,
                 AtomicOrdering::from_generic(order),

compiler/rustc_codegen_llvm/src/llvm/ffi.rs

@@ -1631,6 +1631,7 @@ extern "C" {
     // Atomic Operations
     pub fn LLVMRustBuildAtomicLoad(
         B: &Builder<'a>,
+        ElementType: &'a Type,
         PointerVal: &'a Value,
         Name: *const c_char,
         Order: AtomicOrdering,