Control: reassign -1 gcc-5.0 Control: severity -1 important Andreas Metzler <[email protected]> writes:
> Some more points of strangeness: > jessie's gnubg package (1.04.000-1) works on current stretch. > Rebuilding the jessie source on current sid produces a binary which > fails. > Rebuilding with DEB_BUILD_OPTIONS=noopt works > Rebuilding on current sid with gcc-4.9 produces a working package. > Rebuilding either the jessie or the sid source with -O1 segfaults at > start: > (gdb) run > Starting program: /usr/games/gnubg > [Thread debugging using libthread_db enabled] > Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". > Program received signal SIGSEGV, Segmentation fault. > memcpy (__dest=0x833070, > __dest@entry=<error reading variable: DWARF-2 expression error: Loop > detected (257).>, __src=0x7fffea09a46e, > __src@entry=<error reading variable: DWARF-2 expression error: Loop > detected (257).>, __len=6, > __len@entry=<error reading variable: DWARF-2 expression error: Loop > detected (257).>) at /usr/include/x86_64-linux-gnu/bits/string3.h:53 > 53 Hrm. Okay, so the compiler is doing something weird, and this isn't a problem with libtasn1. Thanks for the additional information! I'm going to reassign this to gcc-5, and might upload a package built explicitly with gcc-4.9 as a workaround. -- Russ Allbery ([email protected]) <http://www.eyrie.org/~eagle/>
