X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/0c8e079fa62ba9bbae1b6766e1082b482d7dab07..6ce2d93a9b49afbc196e764923d539bc0caa1120:/src/main.c?ds=sidebyside diff --git a/src/main.c b/src/main.c index acf139d2..84b2566f 100644 --- a/src/main.c +++ b/src/main.c @@ -1,8 +1,7 @@ /* Top level entry point of Bison. - Copyright (C) 1984, 1986, 1989, 1992, 1995, 2000, 2001, 2002, 2004, 2005, - 2006 - Free Software Foundation, Inc. + Copyright (C) 1984, 1986, 1989, 1992, 1995, 2000, 2001, 2002, 2004, + 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of Bison, the GNU Compiler Compiler. @@ -26,6 +25,8 @@ #include #include +#include +#include #include #include "LR0.h" @@ -43,14 +44,13 @@ #include "print_graph.h" #include "reader.h" #include "reduce.h" +#include "scan-code.h" #include "scan-gram.h" +#include "scan-skel.h" #include "symtab.h" #include "tables.h" #include "uniqstr.h" -/* The name this program was run with, for messages. */ -char *program_name; - int @@ -110,11 +110,18 @@ main (int argc, char *argv[]) timevar_pop (TV_LALR); /* Find and record any conflicts: places where one token of - look-ahead is not enough to disambiguate the parsing. In file + lookahead is not enough to disambiguate the parsing. In file conflicts. Also resolve s/r conflicts based on precedence declarations. */ timevar_push (TV_CONFLICTS); conflicts_solve (); + { + state_number old_to_new[nstates]; + state_number nstates_old = nstates; + state_remove_unreachable_states (old_to_new); + lalr_update_state_numbers (old_to_new, nstates_old); + conflicts_update_state_numbers (old_to_new, nstates_old); + } conflicts_print (); timevar_pop (TV_CONFLICTS); @@ -137,7 +144,7 @@ main (int argc, char *argv[]) timevar_pop (TV_REPORT); } - /* Output the VCG graph. */ + /* Output the graph. */ if (graph_flag) { timevar_push (TV_GRAPH); @@ -150,7 +157,7 @@ main (int argc, char *argv[]) if (complaint_issued) goto finish; - /* Look-ahead tokens are no longer needed. */ + /* Lookahead tokens are no longer needed. */ timevar_push (TV_FREE); lalr_free (); timevar_pop (TV_FREE); @@ -168,12 +175,16 @@ main (int argc, char *argv[]) reduce_free (); conflicts_free (); grammar_free (); + output_file_names_free (); /* The scanner memory cannot be released right after parsing, as it contains things such as user actions, prologue, epilogue etc. */ gram_scanner_free (); muscle_free (); uniqstrs_free (); + code_scanner_free (); + skel_scanner_free (); + quotearg_free (); timevar_pop (TV_FREE); if (trace_flag & trace_bitsets)