1 In file included from /usr/include/features.h:461,

     2                  from /usr/include/x86_64-linux-gnu/bits/libc-header-start.h:33,

     3                  from /usr/include/stdio.h:27,

     4                  from pikhqbow.c:1:

     5 /usr/include/x86_64-linux-gnu/sys/cdefs.h:1: internal compiler error: Segmentation fault

     6     1 | /* Copyright (C) 1992-2020 Free Software Foundation, Inc.

     7       | 

     8 Please submit a full bug report,

     9 with preprocessed source if appropriate.

    10 See <file:///usr/share/doc/gcc-9/README.Bugs> for instructions.