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revision 1.37 by akim, Mon Apr 8 10:02:19 2002 UTC revision 1.38 by akim, Tue Apr 9 19:20:10 2002 UTC
# Line 14  into Line 14  into
14  when there are no actions.  This can significantly speed up some  when there are no actions.  This can significantly speed up some
15  grammars.  grammars.
16    
17  * Huge Grammars  * Stupid error messages
18  Currently, not only is Bison unable to handle huge grammars because of  An example shows it easily:
19  internal limitations (see test `big triangle').  Push the limit beyond  
20  253.  Be my guest: fix this!  src/bison/tests % ./testsuite -k calc,location,error-verbose -l
21    GNU Bison 1.49a test suite test groups:
22    
23     NUM: FILENAME:LINE      TEST-GROUP-NAME
24          KEYWORDS
25    
26      51: calc.at:440        Calculator --locations --yyerror-verbose
27      52: calc.at:442        Calculator --defines --locations --name-prefix=calc --verbose --yacc --yyerror-verbose
28      54: calc.at:445        Calculator --debug --defines --locations --name-prefix=calc --verbose --yacc --yyerror-verbose
29    src/bison/tests % ./testsuite 51 -d
30    ## --------------------------- ##
31    ## GNU Bison 1.49a test suite. ##
32    ## --------------------------- ##
33     51: calc.at:440       ok
34    ## ---------------------------- ##
35    ## All 1 tests were successful. ##
36    ## ---------------------------- ##
37    src/bison/tests % cd ./testsuite.dir/51
38    tests/testsuite.dir/51 % echo "()" | ./calc
39    1.2-1.3: parse error, unexpected ')', expecting error or "number" or '-' or '('
40    
41  * read_pipe.c  * read_pipe.c
42  This is not portable to DOS for instance.  Implement a more portable  This is not portable to DOS for instance.  Implement a more portable

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