py: Declare constant data as properly constant.
Otherwise some compilers (eg without optimisation) will put this read-only
data in RAM instead of ROM.
diff --git a/py/lexer.c b/py/lexer.c
index 1639740..820f91b 100644
--- a/py/lexer.c
+++ b/py/lexer.c
@@ -190,7 +190,7 @@
// c<op> = continue with <op>, if this opchar matches then continue matching
// this means if the start of two ops are the same then they are equal til the last char
-STATIC const char *tok_enc =
+STATIC const char *const tok_enc =
"()[]{},:;@~" // singles
"<e=c<e=" // < <= << <<=
">e=c>e=" // > >= >> >>=
@@ -227,7 +227,7 @@
};
// must have the same order as enum in lexer.h
-STATIC const char *tok_kw[] = {
+STATIC const char *const tok_kw[] = {
"False",
"None",
"True",