make PyGrammar_LabelRepr return a const char * (closes #16369)

diff --git a/Include/grammar.h b/Include/grammar.h
index 8426da30d9c65341ff7fc78cb37db64afd0072a3..862f6a8e6e704549743fbb5274f2958259c8cbcb 100644 (file)
--- a/Include/grammar.h
+++ b/Include/grammar.h
@@ -76,7 +76,7 @@ dfa *PyGrammar_FindDFA(grammar *g, int type);
 
 int addlabel(labellist *ll, int type, char *str);
 int findlabel(labellist *ll, int type, char *str);
-char *PyGrammar_LabelRepr(label *lb);
+const char *PyGrammar_LabelRepr(label *lb);
 void translatelabels(grammar *g);
 
 void addfirstsets(grammar *g);

diff --git a/Parser/grammar1.c b/Parser/grammar1.c
index 1f7d264be927e95080b02dfbf0b1417c98053fa9..4b5aa8a49d68a614612450883c7d2528554cf218 100644 (file)
--- a/Parser/grammar1.c
+++ b/Parser/grammar1.c
@@ -30,7 +30,7 @@ PyGrammar_FindDFA(grammar *g, register int type)
 #endif
 }
 
-char *
+const char *
 PyGrammar_LabelRepr(label *lb)
 {
     static char buf[100];