PSPP-BUG: FREQUENCIES issue

[Frans Houweling]

> current> pspp -o output.html issue.sps
> pspp: src/output/pivot-table.c:3297: pivot_splits_get_dindexes: 
> Assertion `ps->dindexes[0] != SIZE_MAX' failed.
> ******************************************************
> You have discovered a bug in PSPP.  Please report this
> to bug-gnu-pspp@gnu.org.  Please include this entire
> message, *plus* several lines of output just above it.
> For the best chance at having the bug fixed, also
> include the syntax file that triggered it and a sample
> of any data file used for input.
> proximate cause:     Assertion Failure/Abort
> version:             GNU pspp 1.6.2-g279f6f
> host_system:         x86_64-pc-linux-gnu
> build_system:        x86_64-pc-linux-gnu
> locale_dir:          /usr/local/share/locale
> compiler version:    12.2.0
> ******************************************************
> Aborted
> current> 
This happens often with FREQUENCIES (also in previous builds), but not 
if I start from a .sav file:

> GET FILE = 'xtract.sav'.
> FREQUENCIES len.

>    Statistics
> +---------+----+
> |         | len|
> +---------+----+
> |N Valid  | 999|
> |  Missing|   0|
> +---------+----+
> |Mean     |7.35|
> +---------+----+
> |Std Dev  |2.77|
> +---------+----+
> |Minimum  |   3|
> +---------+----+
> |Maximum  |  20|
> +---------+----+
>
>                              len
> +--------+---------+-------+-------------+------------------+
> |        |Frequency|Percent|Valid Percent|Cumulative Percent|
> +--------+---------+-------+-------------+------------------+
> |Valid 3 |       66|   6.6%|         6.6%|              6.6%|
> |      4 |       97|   9.7%|         9.7%|             16.3%|
> |      5 |      117|  11.7%|        11.7%|             28.0%|
> |      6 |      118|  11.8%|        11.8%|             39.8%|
> |      7 |      149|  14.9%|        14.9%|             54.8%|
> |      8 |      138|  13.8%|        13.8%|             68.6%|
> |      9 |      114|  11.4%|        11.4%|             80.0%|
> |      10|       75|   7.5%|         7.5%|             87.5%|
> |      11|       49|   4.9%|         4.9%|             92.4%|
> |      12|       35|   3.5%|         3.5%|             95.9%|
> |      13|       19|   1.9%|         1.9%|             97.8%|
> |      14|        9|    .9%|          .9%|             98.7%|
> |      15|        7|    .7%|          .7%|             99.4%|
> |      16|        2|    .2%|          .2%|             99.6%|
> |      17|        1|    .1%|          .1%|             99.7%|
> |      19|        1|    .1%|          .1%|             99.8%|
> |      20|        2|    .2%|          .2%|            100.0%|
> +--------+---------+-------+-------------+------------------+
> |Total   |      999| 100.0%|             |                  |
> +--------+---------+-------+-------------+------------------+

issue.sps
Description: application/spss-sps

xtract.sav
Description: application/spss-sav