ssa: fix type toNamed

ssa/expr.go

@@ -183,12 +183,12 @@ func (b Builder) Const(v constant.Value, typ Type) Expr {
 		return prog.Null(typ)
 	}
 	raw := typ.raw.Type
-	switch t := raw.(type) {
+	switch t := raw.Underlying().(type) {
 	case *types.Basic:
 		kind := t.Kind()
 		switch {
 		case kind == types.Bool:
-			return prog.BoolVal(constant.BoolVal(v))
+			return Expr{prog.BoolVal(constant.BoolVal(v)).impl, typ}
 		case kind >= types.Int && kind <= types.Int64:
 			if v, exact := constant.Int64Val(v); exact {
 				return prog.IntVal(uint64(v), typ)
@@ -202,7 +202,7 @@ func (b Builder) Const(v constant.Value, typ Type) Expr {
 				return prog.FloatVal(v, typ)
 			}
 		case kind == types.String:
-			return b.Str(constant.StringVal(v))
+			return Expr{b.Str(constant.StringVal(v)).impl, typ}
 		}
 	}
 	panic(fmt.Sprintf("unsupported Const: %v, %v", v, raw))

ssa/type.go

@@ -396,7 +396,8 @@ func (p Program) toNamed(raw *types.Named) Type {
 		name := NameOf(raw)
 		return &aType{p.toLLVMNamedStruct(name, t), rawType{raw}, vkStruct}
 	default:
-		return p.rawType(t)
+		typ := p.rawType(t)
+		return &aType{typ.ll, rawType{raw}, typ.kind}
 	}
 }