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From: "paolo at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug libstdc++/55215] Constructor seeding is broken for Mersenne twister
Date: Mon, 05 Nov 2012 20:12:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55215

--- Comment #4 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2012-11-05 20:11:44 UTC ---
Author: paolo
Date: Mon Nov  5 20:11:32 2012
New Revision: 193183

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193183
Log:
2012-11-05  Paolo Carlini  <paolo.carlini@oracle.com>

    PR libstdc++/55215
    * include/bits/random.tcc (mersenne_twister_engine<>::seed(_Sseq&)):
    Assign state_size to _M_p.
    * testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc:
    New.
    * testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc:
    Likewise.
    * testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc:
    Likewise.
    * testsuite/26_numerics/random/subtract_with_carry_engine/cons/
    55215.cc: Likewise.
    * testsuite/26_numerics/random/discard_block_engine/cons/55215.cc:
    Likewise.
    * testsuite/26_numerics/random/linear_congruential_engine/cons/
    55215.cc: Likewise.

Added:
   
branches/gcc-4_7-branch/libstdc++-v3/testsuite/26_numerics/random/discard_block_engine/cons/55215.cc
   
branches/gcc-4_7-branch/libstdc++-v3/testsuite/26_numerics/random/independent_bits_engine/cons/55215.cc
   
branches/gcc-4_7-branch/libstdc++-v3/testsuite/26_numerics/random/linear_congruential_engine/cons/55215.cc
   
branches/gcc-4_7-branch/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/cons/55215.cc
   
branches/gcc-4_7-branch/libstdc++-v3/testsuite/26_numerics/random/shuffle_order_engine/cons/55215.cc
   
branches/gcc-4_7-branch/libstdc++-v3/testsuite/26_numerics/random/subtract_with_carry_engine/cons/55215.cc
Modified:
    branches/gcc-4_7-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_7-branch/libstdc++-v3/include/bits/random.tcc