https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67209
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING Last reconfirmed| |2015-08-13 Ever confirmed|0 |1 Severity|major |normal --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- There isn't nearly enough information here to know what's happening, please see https://gcc.gnu.org/bugs/ and provide the requested information. There are ABI changes in GCC 5's standard library, have you rebuilt libboost_filesystem.so with GCC 5, or disabled the new ABI in GCC 5? Try compiling your code with the -Wabi-tag warning to see if there are any potential ABI incompatibilities.