1 files changed, 2 insertions, 0 deletions
diff --git a/regcomp.c b/regcomp.c
index afb8e1cdc4..c12471ca8c 100644
--- a/regcomp.c
+++ b/regcomp.c
@@ -50,6 +50,7 @@ onig_set_default_case_fold_flag(OnigCaseFoldType case_fold_flag)
 static unsigned char PadBuf[WORD_ALIGNMENT_SIZE];
 #endif
 
+#if 0
 static UChar*
 str_dup(UChar* s, UChar* end)
 {
@@ -64,6 +65,7 @@ str_dup(UChar* s, UChar* end)
   }
   else return NULL;
 }
+#endif
 
 static void
 swap_node(Node* a, Node* b)