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* data/glr.c (YYSTACKEXPANDABLE): Don't define if already defined.

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(yyuserMerge): Provide a default case if b4_mergers is empty.
* tests/cxx-type.at (_AT_TEST_GLR_CXXTYPES): Define YYSTACKEXPANDABLE.
* tests/glr-regression.at
(Improper handling of embedded actions and dollar(-N) in GLR parsers):
YYSTYPE is char *, not char const *, so that strcpy ($$, ...) works.
This commit is contained in:
Paul Eggert
2005-07-14 23:15:47 +00:00
parent 1beb0b24f3
commit e2688cd96e
4 changed files with 17 additions and 8 deletions
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6
ChangeLog
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@@ -1,6 +1,12 @@
2005-07-14 Paul Eggert <eggert@cs.ucla.edu>
Fix problems reported by twlevo@xs4all.nl.
* data/glr.c (YYSTACKEXPANDABLE): Don't define if already defined.
(yyuserMerge): Provide a default case if b4_mergers is empty.
* tests/cxx-type.at (_AT_TEST_GLR_CXXTYPES): Define YYSTACKEXPANDABLE.
* tests/glr-regression.at
(Improper handling of embedded actions and dollar(-N) in GLR parsers):
YYSTYPE is char *, not char const *, so that strcpy ($$, ...) works.
* tests/glr-regression.at (Improper merging of GLR delayed action
sets): Declare yylex before using it.
* tests/Makefile.am (maintainer-check-g++): Fix a stray

16
data/glr.c
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@@ -556,13 +556,14 @@ int yydebug;
properly redirected to new data. */
#define YYHEADROOM 2
#if (! defined (YYSTACKEXPANDABLE) \
&& (! defined (__cplusplus) \
|| (]b4_location_if([[defined (YYLTYPE_IS_TRIVIAL) && YYLTYPE_IS_TRIVIAL \
&& ]])[defined (YYSTYPE_IS_TRIVIAL) && YYSTYPE_IS_TRIVIAL)))
#define YYSTACKEXPANDABLE 1
#else
#define YYSTACKEXPANDABLE 0
#ifndef YYSTACKEXPANDABLE
# if (! defined (__cplusplus) \
|| (]b4_location_if([[defined (YYLTYPE_IS_TRIVIAL) && YYLTYPE_IS_TRIVIAL \
&& ]])[defined (YYSTYPE_IS_TRIVIAL) && YYSTYPE_IS_TRIVIAL))
# define YYSTACKEXPANDABLE 1
# else
# define YYSTACKEXPANDABLE 0
# endif
#endif
#if YYERROR_VERBOSE
@@ -812,6 +813,7 @@ yyuserMerge (int yyn, YYSTYPE* yy0, YYSTYPE* yy1)
switch (yyn)
{
b4_mergers
default: break;
}
}
[

1
tests/cxx-type.at
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@@ -38,6 +38,7 @@ $1
]m4_bmatch([$2], [stmtMerge],
[ static YYSTYPE stmtMerge (YYSTYPE x0, YYSTYPE x1);])[
#define YYINITDEPTH 10
#define YYSTACKEXPANDABLE 1
static char *format (char const *, ...);
struct YYLTYPE;
#if YYPURE

2
tests/glr-regression.at
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@@ -121,7 +121,7 @@ AT_DATA_GRAMMAR([glr-regr2a.y],
/* Reported by S. Eken */
%{
#define YYSTYPE char const *
#define YYSTYPE char *
#define yyfalse 0
#define yytrue 1