[patch] PR 19944

[James A. Morrison]

 Hi,

  It seems my patch to fold-const.c has been accidentally reverted.  This
patch readds the folding and uses the suggestions Roger had.  I have
bootstrapped and regtested the revised folding on sparc64-linux.

-- 
Thanks,
Jim

http://www.student.cs.uwaterloo.ca/~ja2morri/
http://phython.blogspot.com
http://open.nit.ca/wiki/?page=jim

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