Build failure for 5.1.0-RC2 on Mac OS 10.8

Torbjorn Granlund tg at
Wed Dec 12 08:11:48 CET 2012

Jack Howarth <howarth at> writes:

     I guess this modification isn't quite right anyway. I tried the modification...
  but this permutation produces a failure in the testsuite at...
  mpz_perfect_square_p and mpz_sqrt differ
     x  =0x100000000000000000000
     x2 =0x10000000000000000000000000000000000000000
     mpz_perfect_square_p 0
     mpz_sqrt             1
  /bin/sh: line 1: 12657 Abort trap: 6           ${dir}$tst
  FAIL: t-perfsqr
Fun, isn't it?  :-}

You might get more joy using tests/devel/try for testing an individual
asm function.  Use it like this: ./try mpn_mod_34lsub1


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