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Merge remote-tracking branch 'origin/maint'

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* origin/maint:
  misc: pacify the Tiny C Compiler
  cpp: make the check of Flex version portable
  misc: require getline
  c++: support wide strings for file names
  doc: document carets
  tests: enhance existing tests with carets
  errors: show carets
  getargs: add support for --flags/-f

Conflicts:
	doc/bison.texi
	m4/.gitignore
	src/complain.c
	src/flex-scanner.h
	src/getargs.c
	src/getargs.h
	src/gram.c
	src/main.c
	tests/headers.at
This commit is contained in:
Theophile Ranquet
2012-12-06 11:43:02 +01:00
parent d6dc4d36d1 9960a6ae75
commit f3ead217b8
24 changed files with 519 additions and 43 deletions
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79
tests/reduce.at
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@@ -142,6 +142,65 @@ useless8: '8';
useless9: '9';
]])
AT_BISON_CHECK([[-fcaret 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]
useless1: '1';
^^^^^^^^
input.y:7.1-8: warning: nonterminal useless in grammar: useless2 [-Wother]
useless2: '2';
^^^^^^^^
input.y:8.1-8: warning: nonterminal useless in grammar: useless3 [-Wother]
useless3: '3';
^^^^^^^^
input.y:9.1-8: warning: nonterminal useless in grammar: useless4 [-Wother]
useless4: '4';
^^^^^^^^
input.y:10.1-8: warning: nonterminal useless in grammar: useless5 [-Wother]
useless5: '5';
^^^^^^^^
input.y:11.1-8: warning: nonterminal useless in grammar: useless6 [-Wother]
useless6: '6';
^^^^^^^^
input.y:12.1-8: warning: nonterminal useless in grammar: useless7 [-Wother]
useless7: '7';
^^^^^^^^
input.y:13.1-8: warning: nonterminal useless in grammar: useless8 [-Wother]
useless8: '8';
^^^^^^^^
input.y:14.1-8: warning: nonterminal useless in grammar: useless9 [-Wother]
useless9: '9';
^^^^^^^^
input.y:6.11-13: warning: rule useless in grammar [-Wother]
useless1: '1';
^^^
input.y:7.11-13: warning: rule useless in grammar [-Wother]
useless2: '2';
^^^
input.y:8.11-13: warning: rule useless in grammar [-Wother]
useless3: '3';
^^^
input.y:9.11-13: warning: rule useless in grammar [-Wother]
useless4: '4';
^^^
input.y:10.11-13: warning: rule useless in grammar [-Wother]
useless5: '5';
^^^
input.y:11.11-13: warning: rule useless in grammar [-Wother]
useless6: '6';
^^^
input.y:12.11-13: warning: rule useless in grammar [-Wother]
useless7: '7';
^^^
input.y:13.11-13: warning: rule useless in grammar [-Wother]
useless8: '8';
^^^
input.y:14.11-13: warning: rule useless in grammar [-Wother]
useless9: '9';
^^^
]])
AT_BISON_CHECK([[input.y]], 0, [],
[[input.y: warning: 9 nonterminals useless in grammar [-Wother]
input.y: warning: 9 rules useless in grammar [-Wother]
@@ -238,6 +297,26 @@ non_productive: non_productive useless_token
%%
]])
AT_BISON_CHECK([[-fcaret 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_reachable: useful { /* A not reachable action. */ }
^^^^^^^^^^^^^
not-reduced.y:11.6-19: warning: nonterminal useless in grammar: non_productive [-Wother]
| non_productive { /* A non productive action. */ }
^^^^^^^^^^^^^^
not-reduced.y:11.6-57: warning: rule useless in grammar [-Wother]
| non_productive { /* A non productive action. */ }
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
not-reduced.y:14.16-56: warning: rule useless in grammar [-Wother]
not_reachable: useful { /* A not reachable action. */ }
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
not-reduced.y:17.17-18.63: warning: rule useless in grammar [-Wother]
non_productive: non_productive useless_token
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
]])
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]