* origin/maint:
maint: update gnu-web-doc-update.
maint: post-release administrivia
version 2.6
maint: prepare for release 2.6
maint: post-release administrivia
version 2.5.91
maint: prepare NEWS.
maint: fix spaces.
tests: adjust to case where the C compiler is actually a C++ compiler
tests: fix dependencies
doc: fix Texinfo command
maint: Valgrind on OS X.
tests: be sure that backups are safe.
maint: dead comment.
tests: refactor for legibility.
tests: refactor the bison invocations.
maint: fix syntax-check ignore patterns.
gnulib: update
gnulib: update.
gnulib: update
Conflicts:
build-aux/Makefile.am
cfg.mk
tests/Makefile.am
* origin/maint:
tests: headers.at: strengthen.
glr.cc: do not override C++ definitions by C macros.
YYLLOC_DEFAULT: factor, and don't export it in headers.
api.prefix: do not use #define to handle YYSTYPE_IS_TRIVIAL etc.
tests: portability fixes.
c++: fewer #includes in the headers.
glr.cc: formatting changes.
tests: more logs.
api.prefix: also rename YYDEBUG.
Conflicts:
data/c.m4
data/glr.c
data/glr.cc
data/lalr1.cc
data/yacc.c
The testsuite in master has shown weird errors for the "Mulitple
Parsers" tests: the caller of p5.parse() received some apparently
random value, while tracing p5.parse() showed that the function was
consistently returning 0.
It happens when mixing several parser headers, some generated without
%debug, others with. In particular the C++ parser was generated with
%debug, i.e., with:
#ifndef YYDEBUG
# define YYDEBUG 1
#endif
and compiled separatedly. Yet, its header was included after the one
of another parser, this time without %debug, i.e., with
#ifndef YYDEBUG
# define YYDEBUG 0
#endif
in its header. As a result, the parser was compiled with YYDEBUG set,
but its header was used without. Since the layout of the objects are
then completely different, boom.
Therefore, do not change the value of YYDEBUG. Rather, use it as a
default value for <API.PREFIX>DEBUG.
* data/c.m4 (b4_YYDEBUG_define): New.
(b4_declare_yydebug): Rename as...
(b4_yydebug_declare): this, for consistency.
* data/glr.c, data/glr.cc, data/lalr1.cc, data/yacc.c: Use it.
* NEWS: Document it.
* origin/maint:
tests: use the generalized default yylex.
tests: AT_YYERROR_DEFINE: prepare for list of ints.
skeletons: no longer define YYLSP_NEEDED.
c++: do not export YYTOKEN_TABLE and YYERROR_VERBOSE.
Conflicts:
data/c.m4
data/glr.cc
data/lalr1.cc
doc/bison.texi
tests/regression.at
* origin/maint:
tests: do not output m4 set up.
tests: use the generic yyerror function.
tests: use assert instead of plain abort.
tests: improve the generic yylex implementation.
tests: generalize the compilation macros.
tests: fix confusion between api.prefix and name-prefix.
maint: gitignores.
yacc: work around the ylwrap limitation.
Conflicts:
NEWS
tests/local.at
* src/scan-code.h (code_props): Add field 'is_used'.
(CODE_PROPS_NONE_INIT): Adjust.
* src/scan-code.l (code_props_plain_init, code_props_symbol_action_init)
(code_props_rule_action_init): Instead of implementing several
times the initialization of the code_props structures,
use code_props_none_init.
* src/symtab.c (symbol_check_defined): If a symbol does not have a
destructor (resp. printer) but has a type which has a destructor (resp.
printer), then set field 'is_used' to true.
(semantic_type_check_defined): If a type has a destructor (resp. printer)
but all symbols of this type have already a destructor (resp. printer),
then raise a warning.
* tests/input.at (Useless printers or destructors): New.
Signed-off-by: Akim Demaille <akim@lrde.epita.fr>
* src/symtab.h (symbol_list): Represent semantic types as structure
'semantic_type'.
* src/symlist.c (symbol_list_type_new): Allocate this structure.
(symbol_list_code_props_set): Set this semantic type's status to used if it
was not declared.
* src/symtab.c (semantic_types_sorted): New.
(semantic_type_new): Set the new semantic type's location appropriately.
(symbol_check_defined): If a symbol has a type, then set this type's status
to "declared".
(semantic_type_check_defined, semantic_type_check_defined_processor): Same
as symbol_check_defined and symbol_check_defined_processor, but for semantic
types.
(symbol_check_defined): Check semantic types usefulness.
* src/symtab.h (semantic_type): New fields 'location' and 'status'.
* src/symtab.h, src/symtab.c (semantic_type_new)
(semantic_type_from_uniqstr, semantic_type_get): Accept a location as a
supplementary argument.
* tests/input.at (Unassociated types used for printer of destructor): New.
* tests/c++.at (AT_CHECK_VARIANTS): Fix an error caught by this commit.
* data/yacc.c (b4_shared_declarations): Include the header guards.
Do not include the header in the *.c file, duplicate it.
* NEWS (Future Changes): Extend, and announce the forthcoming change
about the use of the parser header.
* origin/maint:
tests: more uniformity.
tests: handle locations in a more generic way.
tests: handle locations in the generic yyerror functions.
tests: fix AT_CHECK_CALC.
tests: improve infrastructure
tests: factor.
skeletons: minor style changes
tests: AT_LANG.
c skeletons: factor the declaration of yylloc and yylval.
news: condemn YYPARSE_PARAM and YYLEX_PARAM.
maint: regen.
Conflicts:
tests/calc.at
tests/local.at
tests/regression.at
We used to raise an error if a symbol appears only in a %printer or
%destructor. Make it a warning.
* src/symtab.h (status): New enum.
(symbol): Replace the binary "declared" with the three-state "status".
Adjust dependencies.
* src/symtab.c (symbol_check_defined): Needed symbols are an error,
whereas "used" are simply warnings.
* src/symlist.c (symbol_list_destructor_set, symbol_list_printer): Set
symbol status to 'used' when associated to destructors or printers.
* input.at (Undeclared symbols used for a printer or destructor): New.
* origin/maint:
maint: formatting changes.
tests: support api.prefix.
tests: pacify font-lock-mode.
tests: remove test covered elsewhere.
tests: factor the declaration/definition of yyerror and yylex.
regen.
tests: portability issues.
tests: call the parser from another compilation unit.
glr.c, yacc.c: declare yydebug in the header.
skeletons: use header guards.
tests: improve AT_FULL_COMPILE.
tests: reorder.
tests: strengthen the test on generated headers inclusion
yacc.c: instead of duplicating y.tab.h inside y.tac.c, include it.
yacc.c: factor.
Conflicts:
NEWS
data/glr.c
data/yacc.c
src/parse-gram.c
src/parse-gram.h
tests/conflicts.at
tests/regression.at
* data/c.m4 (b4_declare_yydebug): New.
* data/glr.c, data/yacc.c (b4_shared_declarations): Use it.
Remove the corresponding code from the parser body.
* NEWS: Doc this.
Some versions of Flex, possibly modified by the distribution package
maintainers, have incompatible signatures. Since newer versions of
Flex prototype their functions, avoid the conflicts in that case.
Reported by Stefano Lattarini.
<http://lists.gnu.org/archive/html/bug-bison/2012-05/msg00012.html>.
* src/flex-scanner.h (FLEX_VERSION_GT): New.
Use it to issue prototypes for flex-generated functions only for
versions up to 2.5.31, in accordance with the comment.
See commit dc9701e848.
Use it to define yylex_destroy when needed.
