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cex: bind counterexample generation

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* src/complain.h, src/complain.c: Add support for -Wcounterexample.
* src/conflicts.c (report_counterexamples): New.
(rule_conflicts_print): Use it when -Wcounterexample is given.
* src/getargs.h, src/getargs.c: Add support for --trace=cex.
* src/main.c (main): Init and deinit counterexample generation.
This commit is contained in:
Vincent Imbimbo
2020-05-12 22:01:08 -04:00
committed by Akim Demaille
parent bbb63b1ca9
commit af0441cfd2
7 changed files with 91 additions and 1 deletions
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src/complain.c
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@@ -114,6 +114,7 @@ static const argmatch_warning_doc argmatch_warning_docs[] =
{
{ "conflicts-sr", N_("S/R conflicts (enabled by default)") },
{ "conflicts-rr", N_("R/R conflicts (enabled by default)") },
{ "counterexample", N_("Conflict counter examples") },
{ "dangling-alias", N_("string aliases not attached to a symbol") },
{ "deprecated", N_("obsolete constructs") },
{ "empty-rule", N_("empty rules without %empty") },
@@ -133,6 +134,7 @@ static const argmatch_warning_arg argmatch_warning_args[] =
{ "all", Wall },
{ "conflicts-rr", Wconflicts_rr },
{ "conflicts-sr", Wconflicts_sr },
{ "counterexample", Wcounterexample },
{ "dangling-alias", Wdangling_alias },
{ "deprecated", Wdeprecated },
{ "empty-rule", Wempty_rule },