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Suggestion from Cygwin ML to solve slowness due to sjlj EH
From: |
John W. Eaton |
Subject: |
Suggestion from Cygwin ML to solve slowness due to sjlj EH |
Date: |
Tue, 11 Sep 2007 11:24:55 -0400 |
On 11-Sep-2007, Tatsuro MATSUOKA wrote:
| Dear sirs
|
| This is Tatsuro MATSUOKA writing.
|
| I am now talking with slowness problem of the octave on cygwin due to sjlj EH.
|
| Danny Smith gave me a suggestion. That is wriiten after '****************'.
| I would like to try this suggestion. However, my knowledge is too poor to
use his suggestion.
| Does any one help me on this matter?
|
| ****************************************
| Tatsuro Matsuoka wrote:
| > The best solution, I think, the speed of sjlj-exceptions EH on the
| > cygwin is as fast as that of other platforms.
| >
|
| In the case of octave, I believe that the main cause of slowdown is the
| sjlj EH code generated in prologue of new()
| Does a no-throw override of libary version of these functions help ?
I replied on the Cygwin list.
jwe