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From: Peter C. <pca...@gm...> - 2015-02-10 19:58:27
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Hi, when compiling QL without -std=c++11, then an application (e.g. one of the examples) _with_ -std=c++11, I get the following weird error even before the first instruction in main was executed ==19902== Memcheck, a memory error detector ==19902== Copyright (C) 2002-2013, and GNU GPL'd, by Julian Seward et al. ==19902== Using Valgrind-3.11.0.SVN and LibVEX; rerun with -h for copyright info ==19902== Command: ./adjoint ==19902== ==19902== ==19902== Process terminating with default action of signal 11 (SIGSEGV) ==19902== Bad permissions for mapped region at address 0x4DC608 ==19902== at 0x540F054: long double boost::math::lanczos::lanczos17m64::lanczos_sum<long double>(long double const&) (in /home/peter/quantlib/QuantLib/ql/.libs/libQuantLib.so.0.0.0) ==19902== by 0x540F121: boost::math::lanczos::lanczos_initializer<boost::math::lanczos::lanczos17m64, long double>::init::init() (lanczos.hpp:49) ==19902== by 0x5257E26: __static_initialization_and_destruction_0 (lanczos.hpp:64) ==19902== by 0x5257E26: _GLOBAL__sub_I_gaussianlhplossmodel.cpp (gaussianlhplossmodel.cpp:202) ==19902== by 0x400F855: call_init.part.0 (dl-init.c:84) ==19902== by 0x400F90F: call_init (dl-init.c:55) ==19902== by 0x400F90F: _dl_init (dl-init.c:133) ==19902== by 0x4001669: ??? (in /lib/x86_64-linux-gnu/ld-2.17.so) ==19902== ==19902== HEAP SUMMARY: ==19902== in use at exit: 4,316 bytes in 7 blocks ==19902== total heap usage: 8 allocs, 1 frees, 37,132 bytes allocated ==19902== ==19902== LEAK SUMMARY: ==19902== definitely lost: 0 bytes in 0 blocks ==19902== indirectly lost: 0 bytes in 0 blocks ==19902== possibly lost: 148 bytes in 2 blocks ==19902== still reachable: 4,168 bytes in 5 blocks ==19902== suppressed: 0 bytes in 0 blocks ==19902== Rerun with --leak-check=full to see details of leaked memory ==19902== ==19902== For counts of detected and suppressed errors, rerun with: -v ==19902== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0) Anyone observed this too ? Drove me crazy until I realized the pattern. What is behind ? The other way around (QL with c++11, example without) works fine. Produced with gcc 4.9.1, boost 1.57.0 under Ubuntu. Thanks Peter |