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java: lac: more tests, and some doc

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* doc/bison.texi: C++ and Java support LAC.
* tests/input.at (LAC: Errors for %define): Generalize the test, and
apply it to Java.
This commit is contained in:
Akim Demaille
2020-11-03 09:15:44 +01:00
parent f7a7310433
commit 829ac9caed
3 changed files with 22 additions and 27 deletions
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42
tests/input.at
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@@ -2608,42 +2608,32 @@ start: %empty;
# Only "full" and "none" are accepted for parse.lac
# Unknown values (such as "unsupported") are rejected
AT_BISON_CHECK([[-Dparse.lac=none input.y]])
AT_BISON_CHECK([[-Dparse.lac=none -L c++ input.y]])
AT_BISON_CHECK([[-Dparse.lac=full input.y]])
AT_BISON_CHECK([[-Dparse.lac=full -L c++ input.y]])
AT_BISON_CHECK([[-Dparse.lac=unsupported input.y]],
m4_foreach([b4_skel], [[yacc.c], [lalr1.cc], [lalr1.java]],
[AT_BISON_CHECK([[-S]b4_skel[ -Dparse.lac=none input.y]])
AT_BISON_CHECK([[-S]b4_skel[ -Dparse.lac=full input.y]])
AT_BISON_CHECK([[-S]b4_skel[ -Dparse.lac=unsupported input.y]],
[[1]], [],
[[<command line>:3: error: invalid value for %define variable 'parse.lac': 'unsupported'
<command line>:3: note: accepted value: 'full'
<command line>:3: note: accepted value: 'none'
]])
AT_BISON_CHECK([[-Dparse.lac=unsupported -L c++ input.y]],
[[1]], [],
[[<command line>:3: error: invalid value for %define variable 'parse.lac': 'unsupported'
<command line>:3: note: accepted value: 'full'
<command line>:3: note: accepted value: 'none'
[[<command line>:4: error: invalid value for %define variable 'parse.lac': 'unsupported'
<command line>:4: note: accepted value: 'full'
<command line>:4: note: accepted value: 'none'
]])
])
# parse.lac.* options are useless if LAC isn't actually activated.
AT_BISON_CHECK([[-Dparse.lac.es-capacity-initial=1 input.y]],
AT_BISON_CHECK([[-Dparse.lac.es-capacity-initial=1 -Dparse.lac.memory-trace=full input.y]],
[[1]], [],
[[<command line>:3: error: %define variable 'parse.lac.es-capacity-initial' is not used
]])
AT_BISON_CHECK([[-Dparse.lac.memory-trace=full input.y]],
[[1]], [],
[[<command line>:3: error: %define variable 'parse.lac.memory-trace' is not used
<command line>:4: error: %define variable 'parse.lac.memory-trace' is not used
]])
# parse.lac.* options are useless in C++ even if LAC isn't actually activated.
AT_BISON_CHECK([[-Dparse.lac.es-capacity-initial=1 -L C++ -Dparse.lac=full input.y]],
# parse.lac.* options are useless in C++/Java even if LAC is actually activated.
m4_foreach([b4_skel], [[lalr1.cc], [lalr1.java]],
[AT_BISON_CHECK([[-S]b4_skel[ -Dparse.lac=full -Dparse.lac.es-capacity-initial=1 -Dparse.lac.memory-trace=full input.y]],
[[1]], [],
[[<command line>:3: error: %define variable 'parse.lac.es-capacity-initial' is not used
]])
AT_BISON_CHECK([[-Dparse.lac.memory-trace=full -L C++ -Dparse.lac=full input.y]],
[[1]], [],
[[<command line>:3: error: %define variable 'parse.lac.memory-trace' is not used
[[<command line>:5: error: %define variable 'parse.lac.es-capacity-initial' is not used
<command line>:6: error: %define variable 'parse.lac.memory-trace' is not used
]])
])
AT_CLEANUP