I can confirm this, and the backtrace looks similar: #0 0x0000000800000005 in ?? () #1 0x00007ffff7a1d879 in _Unwind_ForcedUnwind_Phase2 (exc=0x555555614e90, context=0x7fffffffdd70, frames_p=0x7fffffffdc78) at ../../../src/libgcc/unwind.inc:170 #2 0x00007ffff7a1e14d in _Unwind_Resume (exc=exc@entry=0x555555614e90) at ../../../src/libgcc/unwind.inc:243 #3 0x0000555555560c65 in __gnu_cxx::new_allocator<char>::~new_allocator (this=<optimized out>, __in_chrg=<optimized out>) at /usr/include/c++/9/ext/new_allocator.h:89 #4 std::allocator<char>::~allocator (this=0x7fffffffdeb0, __in_chrg=<optimized out>) at /usr/include/c++/9/bits/allocator.h:153 #5 std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_Alloc_hider::~_Alloc_hider (this=<optimized out>, __in_chrg=<optimized out>) at /usr/include/c++/9/bits/basic_string.h:150 #6 std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::~basic_string (this=<optimized out>, __in_chrg=<optimized out>) at /usr/include/c++/9/bits/basic_string.h:658 #7 Levels::addLevel (this=<optimized out>, file="/usr/share/numptyphysics/L99_Gravity_Test.nph", rank=99, index=-1) at Levels.cpp:117
valgrind says: Invalid read of size 8 at 0x4DFA810: ??? (in /usr/lib/x86_64-linux-gnu/libgcc_s.so.1) by 0x4DFB14C: _Unwind_Resume (in /usr/lib/x86_64-linux-gnu/libgcc_s.so.1) by 0x114C64: ~new_allocator (new_allocator.h:89) by 0x114C64: ~allocator (allocator.h:153) by 0x114C64: ~_Alloc_hider (basic_string.h:150) by 0x114C64: ~basic_string (basic_string.h:658) by 0x114C64: Levels::addLevel(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, int, int) [clone .cold] (Levels.cpp:117) by 0x11C9B3: Levels::addPath(char const*) (Levels.cpp:93) by 0x11C8CD: Levels::addPath(char const*) (Levels.cpp:104) by 0x12C7FE: runGame (App.cpp:184) by 0x12C7FE: run (App.cpp:110) by 0x12C7FE: npmain(int, char**) (App.cpp:372) by 0x1174FA: main (OsFreeDesktop.cpp:133) Address 0x68ec6b8 is 0 bytes after a block of size 24 alloc'd at 0x4838DEF: operator new(unsigned long) (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) by 0x12BD89: runGame (App.cpp:173) by 0x12BD89: run (App.cpp:110) by 0x12BD89: npmain(int, char**) (App.cpp:372) by 0x1174FA: main (OsFreeDesktop.cpp:133) Some debugging suggests that the string being destroyed when it crashes is the "My Levels" std::string created from the static const char MISC_COLLECTION[] in Levels::addLevel() (no idea what is the problem with this code). -- WBR, wRAR
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