Turn on Rosie CI testing to test new builds on real hardware.

This introduces a skip_if module that can be used by tests to
determine when they should be skipped due to the environment.

Some tests have been split in order to have finer grained skip
control.

1 files changed, 3 insertions, 1 deletions

diff --git a/lib/utils/pyexec.c b/lib/utils/pyexec.c
index 31a97deaf..fc04e3f9f 100644
--- a/lib/utils/pyexec.c
+++ b/lib/utils/pyexec.c
@@ -136,7 +136,9 @@ STATIC int parse_compile_execute(const void *source, mp_parse_input_kind_t input
             if (mp_obj_is_exception_instance(return_value)) {
                 size_t n, *values;
                 mp_obj_exception_get_traceback(return_value, &n, &values);
-                result->exception_line = values[n - 2];
+                if (values != NULL) {
+                    result->exception_line = values[n - 2];
+                }
             }
         }
     }