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Rename lr.default_reductions to lr.default-reductions.

Browse Source 
* NEWS (2.5): Here.
* doc/bison.texinfo: Here.
* src/lalr.c (initialize_LA): Here.
* src/print.c (print_reductions): Here.
* src/reader.c (reader): Here.
* src/tables.c (action_row): Here.
* tests/input.at (%define enum variables): Here.
* tests/reduce.at (AT_TEST_LR_DEFAULT_REDUCTIONS): Here.
This commit is contained in:
Joel E. Denny
2009-04-29 21:48:21 -04:00
parent 0b59345789
commit 1d0f55cc84
9 changed files with 35 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
ChangeLog
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@@ -1,3 +1,15 @@
2009-04-29 Joel E. Denny <jdenny@ces.clemson.edu>
Rename lr.default_reductions to lr.default-reductions.
* NEWS (2.5): Here.
* doc/bison.texinfo: Here.
* src/lalr.c (initialize_LA): Here.
* src/print.c (print_reductions): Here.
* src/reader.c (reader): Here.
* src/tables.c (action_row): Here.
* tests/input.at (%define enum variables): Here.
* tests/reduce.at (AT_TEST_LR_DEFAULT_REDUCTIONS): Here.
2009-04-29 Joel E. Denny <jdenny@ces.clemson.edu> 2009-04-29 Joel E. Denny <jdenny@ces.clemson.edu>
Pacify ./configure --enable-gcc-warnings. Pacify ./configure --enable-gcc-warnings.

4
NEWS
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@@ -25,8 +25,8 @@ Bison News
%define lr.type "canonical LR" %define lr.type "canonical LR"
The default reduction optimization in the parser tables can also be The default reduction optimization in the parser tables can also be
adjusted using `%define lr.default_reductions'. See the documentation adjusted using `%define lr.default-reductions'. See the documentation
for `%define lr.type' and `%define lr.default_reductions' in the for `%define lr.type' and `%define lr.default-reductions' in the
section `Bison Declaration Summary' in the Bison manual for the section `Bison Declaration Summary' in the Bison manual for the
details. details.

10
doc/bison.texinfo
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@@ -4903,9 +4903,9 @@ More user feedback will help to stabilize it.)
@item Default Value: @code{"pull"} @item Default Value: @code{"pull"}
@end itemize @end itemize
@item lr.default_reductions @item lr.default-reductions
@cindex default reductions @cindex default reductions
@findex %define lr.default_reductions @findex %define lr.default-reductions
@cindex delayed syntax errors @cindex delayed syntax errors
@cindex syntax errors delayed @cindex syntax errors delayed
@@ -5080,7 +5080,7 @@ syntactically acceptable in that left context.
Thus, the only difference in parsing behavior is that the canonical Thus, the only difference in parsing behavior is that the canonical
@acronym{LR} parser can report a syntax error as soon as possible @acronym{LR} parser can report a syntax error as soon as possible
without performing any unnecessary reductions. without performing any unnecessary reductions.
@xref{Decl Summary,,lr.default_reductions}, for further details. @xref{Decl Summary,,lr.default-reductions}, for further details.
Even when canonical @acronym{LR} behavior is ultimately desired, Even when canonical @acronym{LR} behavior is ultimately desired,
@acronym{IELR}'s elimination of duplicate conflicts should still @acronym{IELR}'s elimination of duplicate conflicts should still
facilitate the development of a grammar. facilitate the development of a grammar.
@@ -10346,7 +10346,7 @@ committee document contributing to what became the Algol 60 report.
@item Consistent State @item Consistent State
A state containing only one possible action. A state containing only one possible action.
@xref{Decl Summary,,lr.default_reductions}. @xref{Decl Summary,,lr.default-reductions}.
@item Context-free grammars @item Context-free grammars
Grammars specified as rules that can be applied regardless of context. Grammars specified as rules that can be applied regardless of context.
@@ -10361,7 +10361,7 @@ contains no other action for the lookahead token.
In permitted parser states, Bison declares the reduction with the In permitted parser states, Bison declares the reduction with the
largest lookahead set to be the default reduction and removes that largest lookahead set to be the default reduction and removes that
lookahead set. lookahead set.
@xref{Decl Summary,,lr.default_reductions}. @xref{Decl Summary,,lr.default-reductions}.
@item Dynamic allocation @item Dynamic allocation
Allocation of memory that occurs during execution, rather than at Allocation of memory that occurs during execution, rather than at

2
src/lalr.c
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@@ -372,7 +372,7 @@ initialize_LA (void)
bool default_reduction_only_for_accept; bool default_reduction_only_for_accept;
{ {
char *default_reductions = char *default_reductions =
muscle_percent_define_get ("lr.default_reductions"); muscle_percent_define_get ("lr.default-reductions");
default_reduction_only_for_accept = default_reduction_only_for_accept =
0 == strcmp (default_reductions, "accepting"); 0 == strcmp (default_reductions, "accepting");
free (default_reductions); free (default_reductions);

2
src/print.c
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@@ -335,7 +335,7 @@ print_reductions (FILE *out, state *s)
if (default_reduction) if (default_reduction)
{ {
char *default_reductions = char *default_reductions =
muscle_percent_define_get ("lr.default_reductions"); muscle_percent_define_get ("lr.default-reductions");
print_reduction (out, width, _("$default"), default_reduction, true); print_reduction (out, width, _("$default"), default_reduction, true);
aver (0 == strcmp (default_reductions, "all") aver (0 == strcmp (default_reductions, "all")
|| (0 == strcmp (default_reductions, "consistent") || (0 == strcmp (default_reductions, "consistent")

6
src/reader.c
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@@ -561,9 +561,9 @@ reader (void)
muscle_percent_define_default ("lr.type", "LALR"); muscle_percent_define_default ("lr.type", "LALR");
lr_type = muscle_percent_define_get ("lr.type"); lr_type = muscle_percent_define_get ("lr.type");
if (0 != strcmp (lr_type, "canonical LR")) if (0 != strcmp (lr_type, "canonical LR"))
muscle_percent_define_default ("lr.default_reductions", "all"); muscle_percent_define_default ("lr.default-reductions", "all");
else else
muscle_percent_define_default ("lr.default_reductions", "accepting"); muscle_percent_define_default ("lr.default-reductions", "accepting");
free (lr_type); free (lr_type);
} }
@@ -571,7 +571,7 @@ reader (void)
{ {
static char const * const values[] = { static char const * const values[] = {
"lr.type", "LALR", "IELR", "canonical LR", NULL, "lr.type", "LALR", "IELR", "canonical LR", NULL,
"lr.default_reductions", "all", "consistent", "accepting", NULL, "lr.default-reductions", "all", "consistent", "accepting", NULL,
NULL NULL
}; };
muscle_percent_define_check_values (values); muscle_percent_define_check_values (values);

2
src/tables.c
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@@ -309,7 +309,7 @@ action_row (state *s)
labeled as consistent. */ labeled as consistent. */
{ {
char *default_reductions = char *default_reductions =
muscle_percent_define_get ("lr.default_reductions"); muscle_percent_define_get ("lr.default-reductions");
if (0 != strcmp (default_reductions, "all") && !s->consistent) if (0 != strcmp (default_reductions, "all") && !s->consistent)
nodefault = true; nodefault = true;
free (default_reductions); free (default_reductions);

4
tests/input.at
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@@ -938,12 +938,12 @@ AT_SETUP([[%define enum variables]])
# Front-end. # Front-end.
AT_DATA([[input.y]], AT_DATA([[input.y]],
[[%define lr.default_reductions "bogus" [[%define lr.default-reductions "bogus"
%% %%
start: ; start: ;
]]) ]])
AT_BISON_CHECK([[input.y]], [[1]], [[]], AT_BISON_CHECK([[input.y]], [[1]], [[]],
[[input.y:1.9-29: invalid value for %define variable `lr.default_reductions': `bogus' [[input.y:1.9-29: invalid value for %define variable `lr.default-reductions': `bogus'
input.y:1.9-29: accepted value: `all' input.y:1.9-29: accepted value: `all'
input.y:1.9-29: accepted value: `consistent' input.y:1.9-29: accepted value: `consistent'
input.y:1.9-29: accepted value: `accepting' input.y:1.9-29: accepted value: `accepting'

16
tests/reduce.at
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@@ -1443,28 +1443,28 @@ dnl PARSER-EXIT-VALUE, PARSER-STDOUT, PARSER-STDERR
## ------------------------------- ## ## ------------------------------- ##
## %define lr.default_reductions. ## ## %define lr.default-reductions. ##
## ------------------------------- ## ## ------------------------------- ##
# AT_TEST_LR_DEFAULT_REDUCTIONS(GRAMMAR, INPUT, TABLES) # AT_TEST_LR_DEFAULT_REDUCTIONS(GRAMMAR, INPUT, TABLES)
# ----------------------------------------------------- # -----------------------------------------------------
m4_define([AT_TEST_LR_DEFAULT_REDUCTIONS], m4_define([AT_TEST_LR_DEFAULT_REDUCTIONS],
[ [
AT_TEST_TABLES_AND_PARSE([[no %define lr.default_reductions]], AT_TEST_TABLES_AND_PARSE([[no %define lr.default-reductions]],
[[all]], [[]], [[all]], [[]],
[[]], [[]],
[$1], [$2], [[]], [$3]) [$1], [$2], [[]], [$3])
AT_TEST_TABLES_AND_PARSE([[%define lr.default_reductions "all"]], AT_TEST_TABLES_AND_PARSE([[%define lr.default-reductions "all"]],
[[all]], [[]], [[all]], [[]],
[[%define lr.default_reductions "all"]], [[%define lr.default-reductions "all"]],
[$1], [$2], [[]], [$3]) [$1], [$2], [[]], [$3])
AT_TEST_TABLES_AND_PARSE([[%define lr.default_reductions "consistent"]], AT_TEST_TABLES_AND_PARSE([[%define lr.default-reductions "consistent"]],
[[consistent]], [[]], [[consistent]], [[]],
[[%define lr.default_reductions "consistent"]], [[%define lr.default-reductions "consistent"]],
[$1], [$2], [[]], [$3]) [$1], [$2], [[]], [$3])
AT_TEST_TABLES_AND_PARSE([[%define lr.default_reductions "accepting"]], AT_TEST_TABLES_AND_PARSE([[%define lr.default-reductions "accepting"]],
[[accepting]], [[]], [[accepting]], [[]],
[[%define lr.default_reductions "accepting"]], [[%define lr.default-reductions "accepting"]],
[$1], [$2], [[]], [$3]) [$1], [$2], [[]], [$3])
]) ])