https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=246488
Bug ID: 246488
Summary: gcc-built binary crashes in
std::ios_base::Init::Init()
Product: Base System
Version: 12.1-RELEASE
Hardware: amd64
OS: Any
Status: New
Severity: Affects Some People
Priority: ---
Component: misc
Assignee: b...@freebsd.org
Reporter: fern...@freebsd.org
Created attachment 214530
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=214530&action=edit
Patch to build cad/openvsp with GCC
cad/openvsp doesn't build with clang anymore due to bug #230888.
It builds with GCC but it then segfaults with the following backtrace:
Program received signal SIGSEGV, Segmentation fault.
0x0000000802efba18 in vtable for __cxxabiv1::__si_class_type_info () from
/lib/libcxxrt.so.1
(gdb) bt
#0 0x0000000802efba18 in vtable for __cxxabiv1::__si_class_type_info () from
/lib/libcxxrt.so.1
#1 0x0000000801a273e6 in __dynamic_cast () from
/usr/local/lib/gcc9/libstdc++.so.6
#2 0x0000000801aa9e8e in bool std::has_facet<std::ctype<char> >(std::locale
const&) () from /usr/local/lib/gcc9/libstdc++.so.6
#3 0x0000000801a9bbd4 in std::basic_ios<char, std::char_traits<char>
>::_M_cache_locale(std::locale const&) () from
/usr/local/lib/gcc9/libstdc++.so.6
#4 0x0000000801a9c070 in std::basic_ios<char, std::char_traits<char>
>::init(std::basic_streambuf<char, std::char_traits<char> >*) ()
from /usr/local/lib/gcc9/libstdc++.so.6
#5 0x0000000801a3b463 in std::ios_base::Init::Init() () from
/usr/local/lib/gcc9/libstdc++.so.6
#6 0x000000000049f60d in ?? ()
#7 0x000000080194846e in ?? () from /libexec/ld-elf.so.1
#8 0x00007fffffffc828 in ?? ()
#9 0x0000000801975800 in ?? ()
#10 0x0000000000000000 in ?? ()
How to reproduce:
1 - Apply attached patch:
cd /usr/ports && patch -p0 < cad_openvsp_gcc_build.svndiff
2 - Build & install port:
cd /usr/ports/cad/openvsp && make install
3 - Launch program:
/usr/local/bin/vsp
Segmentation fault (core dumped)
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