AT_CHECK([[bison input.y]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' input.output]], 0,
-[[Terminals which are not used:
+[[Terminals which are not used
useless1
useless2
useless3
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' input.output]], 0,
-[[Useless nonterminals:
+[[Useless nonterminals
useless1
useless2
useless3
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' input.output]], 0,
-[[Useless nonterminals:
+[[Useless nonterminals
useless1
useless2
useless3
useless7
useless8
useless9
-Terminals which are not used:
+Terminals which are not used
'1'
'2'
'3'
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' not-reduced.output]], 0,
-[[Useless nonterminals:
+[[Useless nonterminals
not_reachable
non_productive
-Terminals which are not used:
+Terminals which are not used
useless_token
Useless rules
2 exp: non_productive
]])
AT_CHECK([[sed -n '/^Grammar/q;/^$/!p' input.output]], 0,
-[[Useless nonterminals:
+[[Useless nonterminals
underivable
indirection
Useless rules