#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
  [Error: raise.c was not found in source tree]
#1  0x00007f838ee49801 in __GI_abort () at abort.c:79
  [Error: abort.c was not found in source tree]
#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 <compile_aliasw(char*, char*, unsigned long, int, int, unsigned int, symb_s*)::__PRETTY_FUNCTION__> "void compile_aliasw(char*, char*, long unsigned int, int, int, unsigned int, symb_s*)") at assert.c:92
  [Error: assert.c was not found in source tree]
#3  0x00007f838ee39412 in __GI___assert_fail (assertion=assertion@entry=0x55c264dca7c9 "node", file=file@entry=0x55c264dca7c0 "words.cc", line=line@entry=581, function=function@entry=0x55c264dca860 <compile_aliasw(char*, char*, unsigned long, int, int, unsigned int, symb_s*)::__PRETTY_FUNCTION__> "void compile_aliasw(char*, char*, long unsigned int, int, int, unsigned int, symb_s*)") at assert.c:101
  [Error: assert.c was not found in source tree]
#4  0x000055c264d9b752 in compile_aliasw (label=0x55c266bd88d0 "v0x55eb3bcf96b0_0", array_label=0x55c266bd86f0 "v0x55eb3bcf96b0", array_addr=0, msb=15, lsb=0, argc=1, argv=0x55c266bd8c10) at words.cc:581
  576: 
  577:       assert(argc == 1);
  578:       vvp_net_t*node = vvp_net_lookup(argv[0].text);
  579: 
  580: 	/* Add the label into the functor symbol table. */
  581:       assert(node);
  582:       define_functor_symbol(label, node);
  583: 
  584:       vpiHandle obj = vvp_lookup_handle(argv[0].text);
  585:       assert(obj);
  586:       array->alias_word(array_addr, obj, msb, lsb);
#5  0x000055c264d33f42 in yyparse () at parse.y:848
  843: 
  844:   | property_qualifier_opt data_type list_of_variable_decl_assignments ';'
  845:       { pform_class_property(@2, $1, $2, $3); }
  846: 
  847:   | K_const class_item_qualifier_opt data_type list_of_variable_decl_assignments ';'
  848:       { pform_class_property(@1, $2 | property_qualifier_t::make_const(), $3, $4); }
  849: 
  850:     /* Class methods... */
  851: 
  852:   | method_qualifier_opt task_declaration
  853:       { /* The task_declaration rule puts this into the class */ }
#6  0x000055c264d35f32 in compile_design (path=0x7fffa57c8bd0 "xmodmult_t.vvp") at parse.y:1259
  1254: 	      delete[]$14;
  1255: 	}
  1256: 	delete[]$4;
  1257:       }
  1258: 
  1259:   /* Detect and recover from some errors. */
  1260: 
  1261:   | K_function K_automatic_opt data_type_or_implicit_or_void IDENTIFIER error K_endfunction
  1262:       { /* */
  1263: 	if (current_function) {
  1264: 	      pform_pop_scope();
#7  0x000055c264d31c64 in main (argc=<optimized out>, argv=0x7fffa57c75d8) at main.cc:445
  440:       } else {
  441: 	    cerr << "Error: Invalid +timescale precision scale." << endl;
  442:       }
  443:       return true;
  444: }
  445: 
  446: /*
  447:  * Process a string with the following form (no space allowed):
  448:  *
  449:  *   num = < '1' | '10' | '100' >
  450:  *   scale = < 's' | 'ms' | 'us' | 'ns' | 'ps' | 'fs' >