Changes between Version 1 and Version 2 of Ticket #59832, comment 23


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Timestamp:
Mar 16, 2020, 4:17:18 PM (4 years ago)
Author:
noloader (Jeffrey Walton)
Comment:

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  • Ticket #59832, comment 23

    v1 v2  
    66> Presently we build libgcc7 using the default (new) ABI, but force all the builds to the old abi by building with an enabled macro {{{_GLIBCXX_USE_CXX11_ABI=0}}}. That is most likely the issue here. See <https://gcc.gnu.org/onlinedocs/libstdc++/manual/using_dual_abi.html>.
    77
    8 Forgive me for the noise... If needed, here is the blog post covering `_GLIBCXX_USE_CXX11_ABI` from Red Hat: [https://developers.redhat.com/blog/2015/02/10/gcc-5-in-fedora-2/ GCC 5 in Fedora]. Also see [https://gcc.gnu.org/onlinedocs/libstdc++/manual/using_dual_abi.html Dual ABI] in the GCC docs.
     8Forgive me for the noise... If needed, here is the blog post covering `_GLIBCXX_USE_CXX11_ABI` from Red Hat: [https://developers.redhat.com/blog/2015/02/10/gcc-5-in-fedora-2/ GCC 5 in Fedora].
    99
    1010`-Wabi-tags` may be useful while experimenting with `_GLIBCXX_USE_CXX11_ABI`.