regexec.c: constify

* regexec.c (match_at): constify oplabels.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54741 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/regexec.c b/regexec.c
index 0c379aa678..f52e55f879 100644
--- a/regexec.c
+++ b/regexec.c
@@ -1372,7 +1372,7 @@ match_at(regex_t* reg, const UChar* str, const UChar* end,
 #define NEXT sprev = sbegin; JUMP
 #define JUMP goto *oplabels[*p++]
 
-  static void  *oplabels[] = {
+  static const void *oplabels[] = {
     &&L_OP_FINISH,               /* matching process terminator (no more alternative) */
     &&L_OP_END,                  /* pattern code terminator (success end) */