Sync from rust 432b1a4

Author: bjorn3

src/allocator.rs

@@ -5,6 +5,7 @@ use crate::prelude::*;
 
 use rustc_ast::expand::allocator::{AllocatorKind, AllocatorTy, ALLOCATOR_METHODS};
 use rustc_session::config::OomStrategy;
+use rustc_span::symbol::sym;
 
 /// Returns whether an allocator shim was created
 pub(crate) fn codegen(
@@ -23,7 +24,7 @@ pub(crate) fn codegen(
             module,
             unwind_context,
             kind,
-            tcx.lang_items().oom().is_some(),
+            tcx.alloc_error_handler_kind(()).unwrap(),
             tcx.sess.opts.unstable_opts.oom,
         );
         true
@@ -36,7 +37,7 @@ fn codegen_inner(
     module: &mut impl Module,
     unwind_context: &mut UnwindContext,
     kind: AllocatorKind,
-    has_alloc_error_handler: bool,
+    alloc_error_handler_kind: AllocatorKind,
     oom_strategy: OomStrategy,
 ) {
     let usize_ty = module.target_config().pointer_type();
@@ -108,12 +109,12 @@ fn codegen_inner(
         returns: vec![],
     };
 
-    let callee_name = if has_alloc_error_handler { "__rg_oom" } else { "__rdl_oom" };
+    let callee_name = alloc_error_handler_kind.fn_name(sym::oom);
 
     let func_id =
         module.declare_function("__rust_alloc_error_handler", Linkage::Export, &sig).unwrap();
 
-    let callee_func_id = module.declare_function(callee_name, Linkage::Import, &sig).unwrap();
+    let callee_func_id = module.declare_function(&callee_name, Linkage::Import, &sig).unwrap();
 
     let mut ctx = Context::new();
     ctx.func.signature = sig;

src/archive.rs

@@ -38,6 +38,7 @@ impl ArchiveBuilderBuilder for ArArchiveBuilderBuilder {
         _lib_name: &str,
         _dll_imports: &[rustc_session::cstore::DllImport],
         _tmpdir: &Path,
+        _is_direct_dependency: bool,
     ) -> PathBuf {
         bug!("creating dll imports is not supported");
     }

src/base.rs

@@ -770,11 +770,7 @@ fn codegen_stmt<'tcx>(
                     lval.write_cvalue(fx, CValue::by_val(operand, box_layout));
                 }
                 Rvalue::NullaryOp(null_op, ty) => {
-                    assert!(
-                        lval.layout()
-                            .ty
-                            .is_sized(fx.tcx.at(stmt.source_info.span), ParamEnv::reveal_all())
-                    );
+                    assert!(lval.layout().ty.is_sized(fx.tcx, ParamEnv::reveal_all()));
                     let layout = fx.layout_of(fx.monomorphize(ty));
                     let val = match null_op {
                         NullOp::SizeOf => layout.size.bytes(),

src/constant.rs

@@ -5,7 +5,6 @@ use rustc_middle::middle::codegen_fn_attrs::CodegenFnAttrFlags;
 use rustc_middle::mir::interpret::{
     read_target_uint, AllocId, ConstAllocation, ConstValue, ErrorHandled, GlobalAlloc, Scalar,
 };
-use rustc_span::DUMMY_SP;
 
 use cranelift_module::*;
 
@@ -291,7 +290,7 @@ fn data_id_for_static(
     let is_mutable = if tcx.is_mutable_static(def_id) {
         true
     } else {
-        !ty.is_freeze(tcx.at(DUMMY_SP), ParamEnv::reveal_all())
+        !ty.is_freeze(tcx, ParamEnv::reveal_all())
     };
     let align = tcx.layout_of(ParamEnv::reveal_all().and(ty)).unwrap().align.pref.bytes();