https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82737
Martin Liška <marxin at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING Last reconfirmed| |2017-10-27 CC| |marxin at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> --- Hi. I can't build your pre-process source file. Please follow steps to reduce the segfault: https://gcc.gnu.org/wiki/A_guide_to_testcase_reduction And please try to run it in gdb (adding -wrapper gdb,--args), and print back-trace. Thanks.