Resolve instance for SymFn in global/naked asm

2025-04-27 21:55:50 +00:00
parent 0eb0b8cb67
commit 3a1ee645ca
4 changed files with 72 additions and 2 deletions
--- 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"),
                    };