#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
        set = {__val = {0, 94293435435280, 0, 140203015083583, 140204839895040, 94293435435280, 94293435435381, 94293435435280, 94293435435280, 94293435435411, 94293435435580, 94293435435280, 94293435435580, 0, 0, 0}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#1  0x00007f838ee49801 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x55c266b935d0, sa_sigaction = 0x55c266b935d0}, sa_mask = {__val = {0, 0, 0, 0, 0, 140735969778856, 0, 140735969778688, 140203016339920, 21474836480, 140203016325080, 0, 18305628310823449088, 140203016310036, 0, 140203016325080}}, sa_flags = 1692182464, sa_restorer = 0x55c264dca7c9}
        sigs = {__val = {32, 0 <repeats 15 times>}}
        __cnt = <optimized out>
        __set = <optimized out>
        __cnt = <optimized out>
        __set = <optimized out>
#2  0x00007f838ee3939a in __assert_fail_base (fmt=0x7f838efc07d8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x55c264dca7c9 "node", file=file@entry=0x55c264dca7c0 "words.cc", line=line@entry=581, function=function@entry=0x55c264dca860 "void compile_aliasw(char*, char*, long unsigned int, int, int, unsigned int, symb_s*)") at assert.c:92
        str = 0x55c266b935d0 ""
        total = 4096
#3  0x00007f838ee39412 in __GI___assert_fail (assertion=0x55c264dca7c9 "node", file=0x55c264dca7c0 "words.cc", line=581, function=0x55c264dca860 "void compile_aliasw(char*, char*, long unsigned int, int, int, unsigned int, symb_s*)") at assert.c:101
No locals.
#4  0x000055c264d9b752 in compile_aliasw(char*, char*, unsigned long, int, int, unsigned int, symb_s*) ()
No symbol table info available.
#5  0x000055c264d33f42 in yyparse() ()
No symbol table info available.
#6  0x000055c264d35f32 in compile_design(char const*) ()
No symbol table info available.
#7  0x000055c264d31c64 in main ()
No symbol table info available.