I suspect you are trying to run 'make 1' after a validate failure, and those 
settings don't get applied. I have put https://phabricator.haskell.org/D1383 up 
for review to bring 
'mk/are-validating.mk<https://na01.safelinks.protection.outlook.com/?url=http%3a%2f%2fare-validating.mk&data=01%7c01%7csimonpj%40064d.mgd.microsoft.com%7cf2d30c2208324756962f08d2e0560bde%7c72f988bf86f141af91ab2d7cd011db47%7c1&sdata=ulQ%2fuhmECoGBRCtzvlLVLmwPr111Hdx1pjnoNehoR%2bQ%3d>'
 back, which should fix that.
Correct!

I can’t wait ☺

Simon

From: Thomas Miedema [mailto:[email protected]]
Sent: 29 October 2015 11:43
To: Simon Peyton Jones
Subject: Re: Compiling without -O

validate uses options from 
mk/validate.mk<https://na01.safelinks.protection.outlook.com/?url=http%3a%2f%2fvalidate.mk&data=01%7c01%7csimonpj%40064d.mgd.microsoft.com%7cf2d30c2208324756962f08d2e0560bde%7c72f988bf86f141af91ab2d7cd011db47%7c1&sdata=i4QF0Rn6IwdEPHQMhrlAA7tFrWrCGS%2fkOej3MONTDQQ%3d>
 as always. Nothing should have changed there. You say it doesn't work anymore. 
How do you know?

I suspect you are trying to run 'make 1' after a validate failure, and those 
settings don't get applied. I have put https://phabricator.haskell.org/D1383 up 
for review to bring 
'mk/are-validating.mk<https://na01.safelinks.protection.outlook.com/?url=http%3a%2f%2fare-validating.mk&data=01%7c01%7csimonpj%40064d.mgd.microsoft.com%7cf2d30c2208324756962f08d2e0560bde%7c72f988bf86f141af91ab2d7cd011db47%7c1&sdata=ulQ%2fuhmECoGBRCtzvlLVLmwPr111Hdx1pjnoNehoR%2bQ%3d>'
 back, which should fix that.

On Thu, Oct 29, 2015 at 12:10 PM, Simon Peyton Jones 
<[email protected]<mailto:[email protected]>> wrote:
I want to validate, but to compile my stage-1 compiler with –O0.  How do I do 
that?
I used to add
GhcStage1HcOpts += -DDEBUG -O0
to 
mk/validate.mk<https://na01.safelinks.protection.outlook.com/?url=http%3a%2f%2fvalidate.mk&data=01%7c01%7csimonpj%40064d.mgd.microsoft.com%7cf2d30c2208324756962f08d2e0560bde%7c72f988bf86f141af91ab2d7cd011db47%7c1&sdata=i4QF0Rn6IwdEPHQMhrlAA7tFrWrCGS%2fkOej3MONTDQQ%3d>,
 but that doesn’t seem to work any more.
What now?
Simon

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