utf8.c: silence compiler warnings

prefer foo("%s", fixedstr) over foo(fixedstr).
One day someone might change fixedstr to include '%' characters.

diff --git a/utf8.c b/utf8.c
index 9d3770d..9c2061d 100644 (file)
--- a/utf8.c
+++ b/utf8.c
@@ -841,7 +841,7 @@ Perl_utf8_length(pTHX_ const U8 *s, const U8 *e)
            Perl_ck_warner_d(aTHX_ packWARN(WARN_UTF8),
                             "%s in %s", unees, OP_DESC(PL_op));
        else
-           Perl_ck_warner_d(aTHX_ packWARN(WARN_UTF8), unees);
+           Perl_ck_warner_d(aTHX_ packWARN(WARN_UTF8), "%s", unees);
     }
 
     return len;
@@ -953,7 +953,7 @@ Perl_bytes_cmp_utf8(pTHX_ const U8 *b, STRLEN blen, const U8 *u, STRLEN ulen)
                        Perl_ck_warner_d(aTHX_ packWARN(WARN_UTF8),
                                         "%s in %s", unees, OP_DESC(PL_op));
                    else
-                       Perl_ck_warner_d(aTHX_ packWARN(WARN_UTF8), unees);
+                       Perl_ck_warner_d(aTHX_ packWARN(WARN_UTF8), "%s", unees);
                    return -2; /* Really want to return undef :-)  */
                }
            } else {