Resolve instance for SymFn in global/naked asm

2 files changed, 10 insertions, 2 deletions

diff --git a/compiler/rustc_codegen_ssa/src/base.rs b/compiler/rustc_codegen_ssa/src/base.rs
index 89439e40937..775ab9071e7 100644
--- a/compiler/rustc_codegen_ssa/src/base.rs
+++ b/compiler/rustc_codegen_ssa/src/base.rs
@@ -457,7 +457,13 @@ where
                 rustc_hir::InlineAsmOperand::SymFn { expr } => {
                     let ty = cx.tcx().typeck(item_id.owner_id).expr_ty(expr);
                     let instance = match ty.kind() {
-                        &ty::FnDef(def_id, args) => Instance::new(def_id, args),
+                        &ty::FnDef(def_id, args) => Instance::expect_resolve(
+                            cx.tcx(),
+                            ty::TypingEnv::fully_monomorphized(),
+                            def_id,
+                            args,
+                            expr.span,
+                        ),
                         _ => span_bug!(*op_sp, "asm sym is not a function"),
                     };
 
diff --git a/compiler/rustc_codegen_ssa/src/mir/naked_asm.rs b/compiler/rustc_codegen_ssa/src/mir/naked_asm.rs
index 0301ef437c0..d2a687359e0 100644
--- a/compiler/rustc_codegen_ssa/src/mir/naked_asm.rs
+++ b/compiler/rustc_codegen_ssa/src/mir/naked_asm.rs
@@ -95,7 +95,9 @@ fn inline_to_global_operand<'a, 'tcx, Cx: LayoutOf<'tcx, LayoutOfResult = TyAndL
             );
 
             let instance = match mono_type.kind() {
-                &ty::FnDef(def_id, args) => Instance::new(def_id, args),
+                &ty::FnDef(def_id, args) => {
+                    Instance::expect_resolve(cx.tcx(), cx.typing_env(), def_id, args, value.span)
+                }
                 _ => bug!("asm sym is not a function"),
             };