Reduction was broken.

diff --git a/report.c b/report.c
index b4307a2747454e0e2f843d66593c3cadfe5c05b6..4d12c5ed5d1084301e21e6d1a8aa43c55876c3c6 100644 (file)
--- a/report.c
+++ b/report.c
@@ -189,16 +189,19 @@ struct match_t *reduce_matches(struct sorthash_t *obarray, int *hashcountp)
       *
       * The technique: first mark...
       */
-     if (!HASHCMP(obarray, obarray+1))
+     if (HASHCMP(obarray, obarray+1))
         obarray[0].hash.start = UNIQUE_FLAG;
      for (np = obarray+1; np < obarray + hashcount-1; np++)
-        if (!HASHCMP(np, np-1) && !HASHCMP(np, np+1))
+        if (HASHCMP(np, np-1) && HASHCMP(np, np+1))
             np->hash.start = UNIQUE_FLAG;
-     if (!HASHCMP(obarray+hashcount-2, obarray+hashcount-1))
+     if (HASHCMP(obarray+hashcount-2, obarray+hashcount-1))
         obarray[hashcount-1].hash.start = UNIQUE_FLAG;
+     for (np = obarray; np < obarray + hashcount; np++)
+        printf("%d ", np->hash.start);
+     putchar('\n');
      /* ...then sweep. */
      for (mp = np = obarray; np < obarray + hashcount; np++)
-        if (np->hash.start != UNIQUE_FLAG && mp < np)
+        if (np->hash.start != UNIQUE_FLAG)
             *mp++ = *np;
      /* now we get to reduce the memory footprint */
      report_time("Compaction reduced %d shreds to %d",