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bug#4222: calls to char_table_ref slow down 23.1 (vs 22.3)
From: |
Chong Yidong |
Subject: |
bug#4222: calls to char_table_ref slow down 23.1 (vs 22.3) |
Date: |
Fri, 18 Sep 2009 19:30:57 -0400 |
> Take src/config.h run C-x r t on it to insert a space in front of each
> line.
>
> Then build both emacs-23.1 and 22.3 with profiling enabled (-O2 -g -pg).
> Then run:
>
> emacs -Q -nw config.h
> M-: (indent-region (point-min)(point-max)) RET
> C-x C-c
>
> The 23.1 gprof results:
>
> Each sample counts as 0.01 seconds.
> % cumulative self self total
> time seconds seconds calls s/call s/call name
> 29.60 7.03 7.03 406111658 0.00 0.00 char_table_ref
> 26.72 13.37 6.34 4653244 0.00 0.00 forw_comment
I can't reproduce this problem now. Following your recipe, I do observe
the indentation taking a looong time, but char_table_ref is not called.
Presumably, Handa-san's 2009-08-25 and 2009-08-27 changes fixed this.
Should I close the bug, or is there still a problem?
- bug#4222: calls to char_table_ref slow down 23.1 (vs 22.3),
Chong Yidong <=