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warnings: display warnings categories

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* src/complain.c (error_message): Call 'warnings_print_categories'.
* src/gram.c (grammar_rules_useless_report): Display itself warning
category.
* tests/actions.at, tests/conflicts.at, tests/existing.at,
tests/input.at, tests/named-refs.at, tests/output.at, tests/reduce.at,
tests/regression.at, tests/skeletons.at: Adjust.
* NEWS: Document this.

Signed-off-by: Akim Demaille <akim@lrde.epita.fr>
This commit is contained in:
Victor Santet
2012-06-29 16:23:42 +02:00
committed by Akim Demaille
parent b640317060
commit 73370a9daa
12 changed files with 216 additions and 207 deletions
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92
tests/reduce.at
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@@ -88,16 +88,16 @@ exp: useful;
]])
AT_BISON_CHECK([[input.y]], 0, [],
[[input.y: warning: 9 nonterminals useless in grammar
input.y:4.8-15: warning: nonterminal useless in grammar: useless1
input.y:5.8-15: warning: nonterminal useless in grammar: useless2
input.y:6.8-15: warning: nonterminal useless in grammar: useless3
input.y:7.8-15: warning: nonterminal useless in grammar: useless4
input.y:8.8-15: warning: nonterminal useless in grammar: useless5
input.y:9.8-15: warning: nonterminal useless in grammar: useless6
input.y:10.8-15: warning: nonterminal useless in grammar: useless7
input.y:11.8-15: warning: nonterminal useless in grammar: useless8
input.y:12.8-15: warning: nonterminal useless in grammar: useless9
[[input.y: warning: 9 nonterminals useless in grammar [-Wother]
input.y:4.8-15: warning: nonterminal useless in grammar: useless1 [-Wother]
input.y:5.8-15: warning: nonterminal useless in grammar: useless2 [-Wother]
input.y:6.8-15: warning: nonterminal useless in grammar: useless3 [-Wother]
input.y:7.8-15: warning: nonterminal useless in grammar: useless4 [-Wother]
input.y:8.8-15: warning: nonterminal useless in grammar: useless5 [-Wother]
input.y:9.8-15: warning: nonterminal useless in grammar: useless6 [-Wother]
input.y:10.8-15: warning: nonterminal useless in grammar: useless7 [-Wother]
input.y:11.8-15: warning: nonterminal useless in grammar: useless8 [-Wother]
input.y:12.8-15: warning: nonterminal useless in grammar: useless9 [-Wother]
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' input.output]], 0,
@@ -143,26 +143,26 @@ useless9: '9';
]])
AT_BISON_CHECK([[input.y]], 0, [],
[[input.y: warning: 9 nonterminals useless in grammar
input.y: warning: 9 rules useless in grammar
input.y:6.1-8: warning: nonterminal useless in grammar: useless1
input.y:7.1-8: warning: nonterminal useless in grammar: useless2
input.y:8.1-8: warning: nonterminal useless in grammar: useless3
input.y:9.1-8: warning: nonterminal useless in grammar: useless4
input.y:10.1-8: warning: nonterminal useless in grammar: useless5
input.y:11.1-8: warning: nonterminal useless in grammar: useless6
input.y:12.1-8: warning: nonterminal useless in grammar: useless7
input.y:13.1-8: warning: nonterminal useless in grammar: useless8
input.y:14.1-8: warning: nonterminal useless in grammar: useless9
input.y:6.11-13: warning: rule useless in grammar: useless1: '1'
input.y:7.11-13: warning: rule useless in grammar: useless2: '2'
input.y:8.11-13: warning: rule useless in grammar: useless3: '3'
input.y:9.11-13: warning: rule useless in grammar: useless4: '4'
input.y:10.11-13: warning: rule useless in grammar: useless5: '5'
input.y:11.11-13: warning: rule useless in grammar: useless6: '6'
input.y:12.11-13: warning: rule useless in grammar: useless7: '7'
input.y:13.11-13: warning: rule useless in grammar: useless8: '8'
input.y:14.11-13: warning: rule useless in grammar: useless9: '9'
[[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,
@@ -239,13 +239,13 @@ non_productive: non_productive useless_token
]])
AT_BISON_CHECK([[not-reduced.y]], 0, [],
[[not-reduced.y: warning: 2 nonterminals useless in grammar
not-reduced.y: warning: 3 rules useless in grammar
not-reduced.y:14.1-13: warning: nonterminal useless in grammar: not_reachable
not-reduced.y:11.6-19: warning: nonterminal useless in grammar: non_productive
not-reduced.y:11.6-57: warning: rule useless in grammar: exp: non_productive
not-reduced.y:14.16-56: warning: rule useless in grammar: not_reachable: useful
not-reduced.y:17.17-18.63: warning: rule useless in grammar: non_productive: non_productive useless_token
[[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;/^$/!p' not-reduced.output]], 0,
@@ -314,13 +314,13 @@ indirection: underivable;
]])
AT_BISON_CHECK([[input.y]], 0, [],
[[input.y: warning: 2 nonterminals useless in grammar
input.y: warning: 3 rules useless in grammar
input.y:5.15-25: warning: nonterminal useless in grammar: underivable
input.y:6.14-24: warning: nonterminal useless in grammar: indirection
input.y:5.15-25: warning: rule useless in grammar: exp: underivable
input.y:6.14-24: warning: rule useless in grammar: underivable: indirection
input.y:7.14-24: warning: rule useless in grammar: indirection: underivable
[[input.y: warning: 2 nonterminals useless in grammar [-Wother]
input.y: warning: 3 rules useless in grammar [-Wother]
input.y:5.15-25: warning: nonterminal useless in grammar: underivable [-Wother]
input.y:6.14-24: warning: nonterminal useless in grammar: indirection [-Wother]
input.y:5.15-25: warning: rule useless in grammar: exp: underivable [-Wother]
input.y:6.14-24: warning: rule useless in grammar: underivable: indirection [-Wother]
input.y:7.14-24: warning: rule useless in grammar: indirection: underivable [-Wother]
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' input.output]], 0,
@@ -350,8 +350,8 @@ exp: exp;
]])
AT_BISON_CHECK([[input.y]], 1, [],
[[input.y: warning: 2 nonterminals useless in grammar
input.y: warning: 2 rules useless in grammar
[[input.y: warning: 2 nonterminals useless in grammar [-Wother]
input.y: warning: 2 rules useless in grammar [-Wother]
input.y:3.1-3: fatal error: start symbol exp does not derive any sentence
]])