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diagnostics: no longer pretty-print rules in error messages, carets suffice

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* src/gram.c (grammar_rules_useless_report): Let -fcaret handle the
pretty-printing of the guilty rules.
(rule_print): Inline in its only use.
* tests/conflicts.at, tests/existing.at, tests/reduce.at,
* tests/regression.at: Adjust.
* NEWS: Document.
This commit is contained in:
Akim Demaille
2013-02-11 10:17:36 +01:00
parent 9a9130f26d
commit fec5f3c0cc
6 changed files with 50 additions and 80 deletions
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38
tests/reduce.at
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@@ -201,28 +201,6 @@ input.y:14.11-13: warning: rule useless in grammar [-Wother]
^^^
]])
AT_BISON_CHECK([[input.y]], 0, [],
[[input.y: warning: 9 nonterminals useless in grammar [-Wother]
input.y: warning: 9 rules useless in grammar [-Wother]
input.y:6.1-8: warning: nonterminal useless in grammar: useless1 [-Wother]
input.y:7.1-8: warning: nonterminal useless in grammar: useless2 [-Wother]
input.y:8.1-8: warning: nonterminal useless in grammar: useless3 [-Wother]
input.y:9.1-8: warning: nonterminal useless in grammar: useless4 [-Wother]
input.y:10.1-8: warning: nonterminal useless in grammar: useless5 [-Wother]
input.y:11.1-8: warning: nonterminal useless in grammar: useless6 [-Wother]
input.y:12.1-8: warning: nonterminal useless in grammar: useless7 [-Wother]
input.y:13.1-8: warning: nonterminal useless in grammar: useless8 [-Wother]
input.y:14.1-8: warning: nonterminal useless in grammar: useless9 [-Wother]
input.y:6.11-13: warning: rule useless in grammar: useless1: '1' [-Wother]
input.y:7.11-13: warning: rule useless in grammar: useless2: '2' [-Wother]
input.y:8.11-13: warning: rule useless in grammar: useless3: '3' [-Wother]
input.y:9.11-13: warning: rule useless in grammar: useless4: '4' [-Wother]
input.y:10.11-13: warning: rule useless in grammar: useless5: '5' [-Wother]
input.y:11.11-13: warning: rule useless in grammar: useless6: '6' [-Wother]
input.y:12.11-13: warning: rule useless in grammar: useless7: '7' [-Wother]
input.y:13.11-13: warning: rule useless in grammar: useless8: '8' [-Wother]
input.y:14.11-13: warning: rule useless in grammar: useless9: '9' [-Wother]
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' input.output]], 0,
[[Nonterminals useless in grammar
@@ -317,16 +295,6 @@ not-reduced.y:17.17-18.63: warning: rule useless in grammar [-Wother]
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
]])
AT_BISON_CHECK([[not-reduced.y]], 0, [],
[[not-reduced.y: warning: 2 nonterminals useless in grammar [-Wother]
not-reduced.y: warning: 3 rules useless in grammar [-Wother]
not-reduced.y:14.1-13: warning: nonterminal useless in grammar: not_reachable [-Wother]
not-reduced.y:11.6-19: warning: nonterminal useless in grammar: non_productive [-Wother]
not-reduced.y:11.6-57: warning: rule useless in grammar: exp: non_productive [-Wother]
not-reduced.y:14.16-56: warning: rule useless in grammar: not_reachable: useful [-Wother]
not-reduced.y:17.17-18.63: warning: rule useless in grammar: non_productive: non_productive useless_token [-Wother]
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' not-reduced.output]], 0,
[[Nonterminals useless in grammar
not_reachable
@@ -397,9 +365,9 @@ AT_BISON_CHECK([[input.y]], 0, [],
input.y: warning: 3 rules useless in grammar [-Wother]
input.y:5.15-25: warning: nonterminal useless in grammar: underivable [-Wother]
input.y:6.14-24: warning: nonterminal useless in grammar: indirection [-Wother]
input.y:5.15-25: warning: rule useless in grammar: exp: underivable [-Wother]
input.y:6.14-24: warning: rule useless in grammar: underivable: indirection [-Wother]
input.y:7.14-24: warning: rule useless in grammar: indirection: underivable [-Wother]
input.y:5.15-25: warning: rule useless in grammar [-Wother]
input.y:6.14-24: warning: rule useless in grammar [-Wother]
input.y:7.14-24: warning: rule useless in grammar [-Wother]
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' input.output]], 0,