bpo-39271: Remove dead assignment from pattern_subx (GH-17915)

alexhenrie · serhiy-storchaka · commit 1a183faccbe5 · 2020-01-09T08:27:51.000+02:00
diff --git a/Modules/_sre.c b/Modules/_sre.c
@@ -1002,7 +1002,6 @@ pattern_subx(PatternObject* self, PyObject* ptemplate, PyObject* string,
         int literal;
         view.buf = NULL;
         ptr = getstring(ptemplate, &n, &isbytes, &charsize, &view);
-        b = charsize;
         if (ptr) {
             if (charsize == 1)
                 literal = memchr(ptr, '\\', n) == NULL;
