diff --git a/examples/natmod/features0/Makefile b/examples/natmod/features0/Makefile
new file mode 100644
index 0000000000..57490df90a
--- /dev/null
+++ b/examples/natmod/features0/Makefile
@@ -0,0 +1,14 @@
+# Location of top-level MicroPython directory
+MPY_DIR = ../../..
+
+# Name of module
+MOD = features0
+
+# Source files (.c or .py)
+SRC = features0.c
+
+# Architecture to build for (x86, x64, armv7m, xtensa, xtensawin)
+ARCH = x64
+
+# Include to get the rules for compiling and linking the module
+include $(MPY_DIR)/py/dynruntime.mk
diff --git a/examples/natmod/features0/features0.c b/examples/natmod/features0/features0.c
new file mode 100644
index 0000000000..1b1867a3bc
--- /dev/null
+++ b/examples/natmod/features0/features0.c
@@ -0,0 +1,40 @@
+/* This example demonstrates the following features in a native module:
+    - defining a simple function exposed to Python
+    - defining a local, helper C function
+    - getting and creating integer objects
+*/
+
+// Include the header file to get access to the MicroPython API
+#include "py/dynruntime.h"
+
+// Helper function to compute factorial
+STATIC mp_int_t factorial_helper(mp_int_t x) {
+    if (x == 0) {
+        return 1;
+    }
+    return x * factorial_helper(x - 1);
+}
+
+// This is the function which will be called from Python, as factorial(x)
+STATIC mp_obj_t factorial(mp_obj_t x_obj) {
+    // Extract the integer from the MicroPython input object
+    mp_int_t x = mp_obj_get_int(x_obj);
+    // Calculate the factorial
+    mp_int_t result = factorial_helper(x);
+    // Convert the result to a MicroPython integer object and return it
+    return mp_obj_new_int(result);
+}
+// Define a Python reference to the function above
+STATIC MP_DEFINE_CONST_FUN_OBJ_1(factorial_obj, factorial);
+
+// This is the entry point and is called when the module is imported
+mp_obj_t mpy_init(mp_obj_fun_bc_t *self, size_t n_args, size_t n_kw, mp_obj_t *args) {
+    // This must be first, it sets up the globals dict and other things
+    MP_DYNRUNTIME_INIT_ENTRY
+
+    // Make the function available in the module's namespace
+    mp_store_global(MP_QSTR_factorial, MP_OBJ_FROM_PTR(&factorial_obj));
+
+    // This must be last, it restores the globals dict
+    MP_DYNRUNTIME_INIT_EXIT
+}
diff --git a/extmod/modframebuf.c b/extmod/modframebuf.c
index 2524e21541..8b9eec4fc9 100644
--- a/extmod/modframebuf.c
+++ b/extmod/modframebuf.c
@@ -294,6 +294,9 @@ STATIC const mp_obj_type_t mp_type_framebuf;
 static mp_obj_framebuf_t *native_framebuf(mp_obj_t framebuf_obj) {
     mp_obj_t native_framebuf = mp_obj_cast_to_native_base(framebuf_obj, &mp_type_framebuf);
     mp_obj_assert_native_inited(native_framebuf);
+    if (native_framebuf == MP_OBJ_NULL) {
+        mp_raise_TypeError(NULL);
+    }
     return MP_OBJ_TO_PTR(native_framebuf);
 }
 
diff --git a/extmod/modure.c b/extmod/modure.c
index dead69586c..7836140778 100644
--- a/extmod/modure.c
+++ b/extmod/modure.c
@@ -272,8 +272,13 @@ MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(re_split_obj, 2, 3, re_split);
 
 #if MICROPY_PY_URE_SUB
 
-STATIC mp_obj_t re_sub_helper(mp_obj_t self_in, size_t n_args, const mp_obj_t *args) {
-    mp_obj_re_t *self = MP_OBJ_TO_PTR(self_in);
+STATIC mp_obj_t re_sub_helper(size_t n_args, const mp_obj_t *args) {
+    mp_obj_re_t *self;
+    if (mp_obj_is_type(args[0], &re_type)) {
+        self = MP_OBJ_TO_PTR(args[0]);
+    } else {
+        self = MP_OBJ_TO_PTR(mod_re_compile(1, args));
+    }
     mp_obj_t replace = args[1];
     mp_obj_t where = args[2];
     mp_int_t count = 0;
@@ -377,10 +382,7 @@ STATIC mp_obj_t re_sub_helper(mp_obj_t self_in, size_t n_args, const mp_obj_t *a
     return mp_obj_new_str_from_vstr(mp_obj_get_type(where), &vstr_return);
 }
 
-STATIC mp_obj_t re_sub(size_t n_args, const mp_obj_t *args) {
-    return re_sub_helper(args[0], n_args, args);
-}
-MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(re_sub_obj, 3, 5, re_sub);
+MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(re_sub_obj, 3, 5, re_sub_helper);
 
 #endif
 
@@ -439,33 +441,6 @@ STATIC mp_obj_t mod_re_compile(size_t n_args, const mp_obj_t *args) {
 }
 MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_re_compile_obj, 1, 2, mod_re_compile);
 
-STATIC mp_obj_t mod_re_exec(bool is_anchored, uint n_args, const mp_obj_t *args) {
-    (void)n_args;
-    mp_obj_t self = mod_re_compile(1, args);
-
-    const mp_obj_t args2[] = {self, args[1]};
-    mp_obj_t match = ure_exec(is_anchored, 2, args2);
-    return match;
-}
-
-STATIC mp_obj_t mod_re_match(size_t n_args, const mp_obj_t *args) {
-    return mod_re_exec(true, n_args, args);
-}
-MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_re_match_obj, 2, 4, mod_re_match);
-
-STATIC mp_obj_t mod_re_search(size_t n_args, const mp_obj_t *args) {
-    return mod_re_exec(false, n_args, args);
-}
-MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_re_search_obj, 2, 4, mod_re_search);
-
-#if MICROPY_PY_URE_SUB
-STATIC mp_obj_t mod_re_sub(size_t n_args, const mp_obj_t *args) {
-    mp_obj_t self = mod_re_compile(1, args);
-    return re_sub_helper(MP_OBJ_TO_PTR(self), n_args, args);
-}
-MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_re_sub_obj, 3, 5, mod_re_sub);
-#endif
-
 #if !MICROPY_ENABLE_DYNRUNTIME
 STATIC const mp_rom_map_elem_t mp_module_re_globals_table[] = {
     #if CIRCUITPY
@@ -474,10 +449,10 @@ STATIC const mp_rom_map_elem_t mp_module_re_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_ure) },
     #endif
     { MP_ROM_QSTR(MP_QSTR_compile), MP_ROM_PTR(&mod_re_compile_obj) },
-    { MP_ROM_QSTR(MP_QSTR_match), MP_ROM_PTR(&mod_re_match_obj) },
-    { MP_ROM_QSTR(MP_QSTR_search), MP_ROM_PTR(&mod_re_search_obj) },
+    { MP_ROM_QSTR(MP_QSTR_match), MP_ROM_PTR(&re_match_obj) },
+    { MP_ROM_QSTR(MP_QSTR_search), MP_ROM_PTR(&re_search_obj) },
     #if MICROPY_PY_URE_SUB
-    { MP_ROM_QSTR(MP_QSTR_sub), MP_ROM_PTR(&mod_re_sub_obj) },
+    { MP_ROM_QSTR(MP_QSTR_sub), MP_ROM_PTR(&re_sub_obj) },
     #endif
     #if MICROPY_PY_URE_DEBUG
     { MP_ROM_QSTR(MP_QSTR_DEBUG), MP_ROM_INT(FLAG_DEBUG) },
diff --git a/extmod/re1.5/compilecode.c b/extmod/re1.5/compilecode.c
index 811742eea1..936f6ed28a 100644
--- a/extmod/re1.5/compilecode.c
+++ b/extmod/re1.5/compilecode.c
@@ -87,9 +87,6 @@ static const char *_compilecode(const char *re, ByteProg *prog, int sizecode)
             PC++; // Skip # of pair byte
             prog->len++;
             for (cnt = 0; *re != ']'; re++, cnt++) {
-                if (*re == '\\') {
-                    ++re;
-                }
                 if (!*re) return NULL;
                 const char *b = re;
                 if (*re == '\\') {
diff --git a/locale/circuitpython.pot b/locale/circuitpython.pot
index 2db71c8c47..0955d389c4 100644
--- a/locale/circuitpython.pot
+++ b/locale/circuitpython.pot
@@ -663,6 +663,10 @@ msgstr ""
 msgid "Cannot specify RTS or CTS in RS485 mode"
 msgstr ""
 
+#: py/objslice.c
+msgid "Cannot subclass slice"
+msgstr ""
+
 #: shared-module/bitbangio/SPI.c
 msgid "Cannot transfer without MOSI and MISO pins."
 msgstr ""
@@ -3886,10 +3890,14 @@ msgstr ""
 msgid "sleep length must be non-negative"
 msgstr ""
 
-#: extmod/ulab/code/ndarray.c py/objslice.c
+#: extmod/ulab/code/ndarray.c
 msgid "slice step can't be zero"
 msgstr ""
 
+#: py/objslice.c
+msgid "slice step cannot be zero"
+msgstr ""
+
 #: py/nativeglue.c
 msgid "slice unsupported"
 msgstr ""
diff --git a/ports/unix/Makefile b/ports/unix/Makefile
index b414377fa3..8f6a5eb63c 100644
--- a/ports/unix/Makefile
+++ b/ports/unix/Makefile
@@ -13,8 +13,8 @@ include ../../py/mkenv.mk
 -include mpconfigport.mk
 include $(VARIANT_DIR)/mpconfigvariant.mk
 
-# define main target
-PROG = micropython
+# This should be configured by the mpconfigvariant.mk
+PROG ?= micropython
 
 # qstr definitions (must come before including py.mk)
 QSTR_DEFS = qstrdefsport.h
diff --git a/ports/unix/variants/coverage/frzmpy/frzqstr.py b/ports/unix/variants/coverage/frzmpy/frzqstr.py
new file mode 100644
index 0000000000..051f2a9c16
--- /dev/null
+++ b/ports/unix/variants/coverage/frzmpy/frzqstr.py
@@ -0,0 +1,3 @@
+# Checks for regression on MP_QSTR_NULL
+def returns_NULL():
+    return "NULL"
diff --git a/py/compile.c b/py/compile.c
index 5f66557382..ae38624c78 100644
--- a/py/compile.c
+++ b/py/compile.c
@@ -2809,6 +2809,7 @@ STATIC void compile_atom_expr_await(compiler_t *comp, mp_parse_node_struct_t *pn
     EMIT_ARG(call_method, 0, 0, 0);
     EMIT_ARG(load_const_tok, MP_TOKEN_KW_NONE);
     EMIT_ARG(yield, MP_EMIT_YIELD_FROM);
+    reserve_labels_for_native(comp, 3);
 }
 #endif
 
diff --git a/py/objgenerator.c b/py/objgenerator.c
index 3871dc462c..690f08a889 100644
--- a/py/objgenerator.c
+++ b/py/objgenerator.c
@@ -90,6 +90,7 @@ STATIC mp_obj_t native_gen_wrap_call(mp_obj_t self_in, size_t n_args, size_t n_k
     o->base.type = &mp_type_gen_instance;
 
     // Parse the input arguments and set up the code state
+    o->coroutine_generator = self->coroutine_generator;
     o->pend_exc = mp_const_none;
     o->code_state.fun_bc = self_fun;
     o->code_state.ip = (const byte *)prelude_offset;
diff --git a/py/objslice.c b/py/objslice.c
index 2201e01751..230125a8c3 100644
--- a/py/objslice.c
+++ b/py/objslice.c
@@ -88,6 +88,33 @@ STATIC void slice_attr(mp_obj_t self_in, qstr attr, mp_obj_t *dest) {
 }
 #endif
 
+#if MICROPY_PY_BUILTINS_SLICE_ATTRS
+STATIC mp_obj_t slice_make_new(const mp_obj_type_t *type,
+    size_t n_args, const mp_obj_t *args, mp_map_t *kw_args) {
+    if (type != &mp_type_slice) {
+        mp_raise_NotImplementedError(translate("Cannot subclass slice"));
+    }
+    // check number of arguments
+    mp_arg_check_num(n_args, kw_args, 1, 3, false);
+
+    // 1st argument is the pin
+    mp_obj_t start = mp_const_none;
+    mp_obj_t stop = mp_const_none;
+    mp_obj_t step = mp_const_none;
+    if (n_args == 1) {
+        stop = args[0];
+    } else {
+        start = args[0];
+        stop = args[1];
+        if (n_args == 3) {
+            step = args[2];
+        }
+    }
+
+    return mp_obj_new_slice(start, stop, step);
+}
+#endif
+
 #if MICROPY_PY_BUILTINS_SLICE_INDICES && !MICROPY_PY_BUILTINS_SLICE_ATTRS
 STATIC const mp_rom_map_elem_t slice_locals_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_indices), MP_ROM_PTR(&slice_indices_obj) },
@@ -99,6 +126,9 @@ const mp_obj_type_t mp_type_slice = {
     { &mp_type_type },
     .name = MP_QSTR_slice,
     .print = slice_print,
+    #if MICROPY_PY_BUILTINS_SLICE_INDICES
+    .make_new = slice_make_new,
+    #endif
     #if MICROPY_PY_BUILTINS_SLICE_ATTRS
     .attr = slice_attr,
     #elif MICROPY_PY_BUILTINS_SLICE_INDICES
@@ -127,7 +157,7 @@ void mp_obj_slice_indices(mp_obj_t self_in, mp_int_t length, mp_bound_slice_t *r
     } else {
         step = mp_obj_get_int(self->step);
         if (step == 0) {
-            mp_raise_ValueError(MP_ERROR_TEXT("slice step can't be zero"));
+            mp_raise_ValueError(MP_ERROR_TEXT("slice step cannot be zero"));
         }
     }
 
diff --git a/py/runtime.c b/py/runtime.c
index 8a60b90713..9791379d79 100644
--- a/py/runtime.c
+++ b/py/runtime.c
@@ -30,15 +30,11 @@
 #include <string.h>
 #include <assert.h>
 
-
-#include "extmod/vfs.h"
-
 #include "py/parsenum.h"
 #include "py/compile.h"
 #include "py/mperrno.h"
 #include "py/objstr.h"
 #include "py/objtuple.h"
-#include "py/objtype.h"
 #include "py/objlist.h"
 #include "py/objtype.h"
 #include "py/objmodule.h"
@@ -1066,27 +1062,27 @@ void mp_convert_member_lookup(mp_obj_t self, const mp_obj_type_t *type, mp_obj_t
             }
             dest[0] = ((mp_obj_static_class_method_t *)MP_OBJ_TO_PTR(member))->fun;
             dest[1] = MP_OBJ_FROM_PTR(type);
+            #if MICROPY_PY_BUILTINS_PROPERTY
+            // If self is MP_OBJ_NULL, we looking at the class itself, not an instance.
+        } else if (mp_obj_is_type(member, &mp_type_property) && mp_obj_is_native_type(type) && self != MP_OBJ_NULL) {
+            // object member is a property; delegate the load to the property
+            // Note: This is an optimisation for code size and execution time.
+            // The proper way to do it is have the functionality just below
+            // in a __get__ method of the property object, and then it would
+            // be called by the descriptor code down below.  But that way
+            // requires overhead for the nested mp_call's and overhead for
+            // the code.
+            const mp_obj_t *proxy = mp_obj_property_get(member);
+            if (proxy[0] == mp_const_none) {
+                mp_raise_AttributeError(translate("unreadable attribute"));
+            } else {
+                dest[0] = mp_call_function_n_kw(proxy[0], 1, 0, &self);
+            }
+            #endif
         } else {
             // `member` is a value, so just return that value.
             dest[0] = member;
         }
-        #if MICROPY_PY_BUILTINS_PROPERTY
-        // If self is MP_OBJ_NULL, we looking at the class itself, not an instance.
-    } else if (mp_obj_is_type(member, &mp_type_property) && mp_obj_is_native_type(type) && self != MP_OBJ_NULL) {
-        // object member is a property; delegate the load to the property
-        // Note: This is an optimisation for code size and execution time.
-        // The proper way to do it is have the functionality just below
-        // in a __get__ method of the property object, and then it would
-        // be called by the descriptor code down below.  But that way
-        // requires overhead for the nested mp_call's and overhead for
-        // the code.
-        const mp_obj_t *proxy = mp_obj_property_get(member);
-        if (proxy[0] == mp_const_none) {
-            mp_raise_AttributeError(translate("unreadable attribute"));
-        } else {
-            dest[0] = mp_call_function_n_kw(proxy[0], 1, 0, &self);
-        }
-        #endif
     } else {
         // `member` is a value, so just return that value.
         dest[0] = member;
diff --git a/py/stream.c b/py/stream.c
index bf3bf07fcb..b0038bba18 100644
--- a/py/stream.c
+++ b/py/stream.c
@@ -576,4 +576,7 @@ int mp_stream_posix_fsync(mp_obj_t stream) {
     return res;
 }
 
+const mp_stream_p_t *mp_get_stream(mp_const_obj_t self) {
+    return mp_proto_get(MP_QSTR_protocol_stream, self);
+}
 #endif
diff --git a/py/stream.h b/py/stream.h
index 7b392a3558..4283e685c8 100644
--- a/py/stream.h
+++ b/py/stream.h
@@ -99,9 +99,7 @@ MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(mp_stream_ioctl_obj);
 #define MP_STREAM_OP_IOCTL (4)
 
 // Object is assumed to have a non-NULL stream protocol with valid r/w/ioctl methods
-static inline const mp_stream_p_t *mp_get_stream(mp_const_obj_t self) {
-    return mp_proto_get(MP_QSTR_protocol_stream, self);
-}
+const mp_stream_p_t *mp_get_stream(mp_const_obj_t self);
 
 const mp_stream_p_t *mp_get_stream_raise(mp_obj_t self_in, int flags);
 mp_obj_t mp_stream_close(mp_obj_t stream);
diff --git a/tests/basics/memoryview1.py b/tests/basics/memoryview1.py
index bcf1b68b00..4c20c91f49 100644
--- a/tests/basics/memoryview1.py
+++ b/tests/basics/memoryview1.py
@@ -54,23 +54,6 @@ print(list(m[1:-1]))
 m[2] = 6
 print(a)
 
-# invalid attribute
-try:
-    memoryview(b'a').noexist
-except AttributeError:
-    print('AttributeError')
-
-try:
-    m4[1:3] = m2[1:3]
-except ValueError:
-    print("ValueError")
-
-# invalid assignment on RHS
-try:
-    memoryview(array.array('i'))[0:2] = b'1234'
-except ValueError:
-    print('ValueError')
-
 # invalid attribute
 try:
     memoryview(b'a').noexist
diff --git a/tests/micropython/import_mpy_native_gc.py b/tests/micropython/import_mpy_native_gc.py
index e8fac8f179..cd19bb035c 100644
--- a/tests/micropython/import_mpy_native_gc.py
+++ b/tests/micropython/import_mpy_native_gc.py
@@ -49,9 +49,9 @@ class UserFS:
 # by the required value of sys.implementation.mpy.
 features0_file_contents = {
     # -march=x64 -mcache-lookup-bc
-    0xB05: b'M\x05\x0b\x1f \x84b\xe9/\x00\x00\x00SH\x8b\x1ds\x00\x00\x00\xbe\x02\x00\x00\x00\xffS\x18\xbf\x01\x00\x00\x00H\x85\xc0u\x0cH\x8bC \xbe\x02\x00\x00\x00[\xff\xe0H\x0f\xaf\xf8H\xff\xc8\xeb\xe6ATUSH\x8b\x1dA\x00\x00\x00H\x8b\x7f\x08L\x8bc(A\xff\xd4H\x8d5\x1f\x00\x00\x00H\x89\xc5H\x8b\x05-\x00\x00\x00\x0f\xb78\xffShH\x89\xefA\xff\xd4H\x8b\x03[]A\\\xc3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x90\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x84@\x12factorial\x10\x00\x00\r \x01"\x9f\x1c\x01\x1e\xff',
+    0xB05: b'M\x05\x0b\x1f \x84b\xe9/\x00\x00\x00SH\x8b\x1ds\x00\x00\x00\xbe\x02\x00\x00\x00\xffS\x18\xbf\x01\x00\x00\x00H\x85\xc0u\x0cH\x8bC \xbe\x02\x00\x00\x00[\xff\xe0H\x0f\xaf\xf8H\xff\xc8\xeb\xe6ATUSH\x8b\x1dA\x00\x00\x00H\x8b\x7f\x08H\x8bk(\xff\xd5H\x8d5 \x00\x00\x00I\x89\xc4H\x8b\x05.\x00\x00\x00\x0f\xb78\xffShL\x89\xe7\xff\xd5H\x8b\x03[]A\\\xc3\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x90\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x84@\x12factorial \x00\x00\r \x01"\x9f\x1c\x01\x1e\xff',
     # -march=armv7m
-    0x1605: b"M\x05\x16\x1f \x84\x12\x1a\xe0\x00\x00\x13\xb5\nK\nJ{D\x9cX\x02!\xe3h\x98G\x03F\x01 3\xb9\x02!#i\x01\x93\x02\xb0\xbd\xe8\x10@\x18GXC\x01;\xf4\xe7\x00\xbfj\x00\x00\x00\x00\x00\x00\x00\xf8\xb5\tN\tK~D\xf4X@hgi\xb8G\x05F\x07K\x07I\xf2XyD\x10\x88ck\x98G(F\xb8G h\xf8\xbd6\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x1c\x00\x00\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x00\x00\x00\x00\x01\x84\x00\x12factorial\x10\x00\x00\r<\x01>\x9f8\x01:\xff",
+    0x1605: b"M\x05\x16\x1f \x84\x12\x1a\xe0\x00\x00\x13\xb5\nK\nJ{D\x9cX\x02!\xe3h\x98G\x03F\x01 3\xb9\x02!#i\x01\x93\x02\xb0\xbd\xe8\x10@\x18GXC\x01;\xf4\xe7\x00\xbfj\x00\x00\x00\x00\x00\x00\x00\xf8\xb5\tN\tK~D\xf4X@hgi\xb8G\x05F\x07K\x07I\xf2XyD\x10\x88ck\x98G(F\xb8G h\xf8\xbd6\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x1c\x00\x00\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x80\x00\x00\x00\x00\x00\x00\x00\x01\x84\x00\x12factorial \x00\x00\r<\x01>\x9f8\x01:\xff",
 }
 
 # Populate other armv7m-derived archs based on armv7m.
diff --git a/tests/micropython/import_mpy_native_x64.py b/tests/micropython/import_mpy_native_x64.py
index d0de507d44..cec06a8f05 100644
--- a/tests/micropython/import_mpy_native_x64.py
+++ b/tests/micropython/import_mpy_native_x64.py
@@ -90,7 +90,7 @@ user_files = {
         b'\x12' # n bytes(=4), viper code
             b'\x00\x00\x00\x00' # dummy machine code
             b'\x00' # n_qstr
-            b'\x70' # scope_flags: VIPERBSS | VIPERRODATA | VIPERRELOC
+            b'\x81\x60' # scope_flags: VIPERBSS | VIPERRODATA | VIPERRELOC
             b'\x00\x00' # n_obj, n_raw_code
             b'\x06rodata' # rodata, 6 bytes
             b'\x04' # bss, 4 bytes
diff --git a/tests/run-tests b/tests/run-tests
index c1a2780dad..22d854c72f 100755
--- a/tests/run-tests
+++ b/tests/run-tests
@@ -448,7 +448,8 @@ def run_tests(pyb, tests, args, result_dir, num_threads=1):
     # Remove them from the below when they work
     if args.emit == 'native':
         skip_tests.update({'basics/%s.py' % t for t in 'gen_yield_from_close generator_name'.split()}) # require raise_varargs, generator name
-        skip_tests.update({'basics/async_%s.py' % t for t in 'with with2 with_break with_return'.split()}) # require yield
+        skip_tests.update({'basics/async_%s.py' % t for t in 'with with2 with_break with_return'.split()}) # require async_with
+        skip_tests.update({'basics/%s.py' % t for t in 'try_reraise try_reraise2'.split()}) # require raise_varargs
         skip_tests.add('basics/annotate_var.py') # requires checking for unbound local
         skip_tests.add('basics/del_deref.py') # requires checking for unbound local
         skip_tests.add('basics/del_local.py') # requires checking for unbound local
@@ -464,7 +465,6 @@ def run_tests(pyb, tests, args, result_dir, num_threads=1):
         skip_tests.add('micropython/heapalloc_traceback.py') # because native doesn't have proper traceback info
         skip_tests.add('micropython/opt_level_lineno.py') # native doesn't have proper traceback info
         skip_tests.add('micropython/schedule.py') # native code doesn't check pending events
-        # skip_tests.add('../extmod/ulab/tests/argminmax.py') # requires yield
 
     def run_one_test(test_file):
         test_file = test_file.replace('\\', '/')