simplify index expression

MatthewWolff · Nov 15, 2006 · 5ca6b2d · 5ca6b2d
1 parent b8cd7ce
commit 5ca6b2d
Showing 1 changed file with 7 additions and 6 deletions.
diff --git a/pcre.c b/pcre.c
@@ -73,13 +73,14 @@ void regexp(sqlite3_context *ctx, int argc, sqlite3_value **argv)
  pcre_free(c.e);
  return;
  }
- if (cache[CACHE_SIZE-1].s) {
- free(cache[CACHE_SIZE-1].s);
- assert(cache[CACHE_SIZE-1].p);
- pcre_free(cache[CACHE_SIZE-1].p);
- pcre_free(cache[CACHE_SIZE-1].e);
+ i = CACHE_SIZE - 1;
+ if (cache[i].s) {
+ free(cache[i].s);
+ assert(cache[i].p);
+ pcre_free(cache[i].p);
+ pcre_free(cache[i].e);
  }
- memmove(cache + 1, cache, (CACHE_SIZE - 1) * sizeof(cache_entry));
+ memmove(cache + 1, cache, i * sizeof(cache_entry));
  cache[0] = c;
  }
  p = cache[0].p;