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lalrl1.cc: give a chance to user defined YYLLOC_DEFAULT.

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* data/lalr1.cc (YYLLOC_DEFAULT): Move its definition from the
	header file to the implementation file, after the user %code
	sections.
	* NEWS: Document it.
This commit is contained in:
Akim Demaille
2010-05-11 23:51:59 +02:00
parent 27290b6035
commit 38435078b1
2 changed files with 29 additions and 21 deletions
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42
data/lalr1.cc
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@@ -175,27 +175,6 @@ b4_namespace_close])[
# define YYTOKEN_TABLE ]b4_token_table[
#endif
]b4_locations_if([dnl
[/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
If N is 0, then set CURRENT to the empty location which ends
the previous symbol: RHS[0] (always defined). */
#define YYRHSLOC(Rhs, K) ((Rhs)[K].location)
#ifndef YYLLOC_DEFAULT
# define YYLLOC_DEFAULT(Current, Rhs, N) \
do \
if (N) \
{ \
(Current).begin = YYRHSLOC (Rhs, 1).begin; \
(Current).end = YYRHSLOC (Rhs, N).end; \
} \
else \
{ \
(Current).begin = (Current).end = YYRHSLOC (Rhs, 0).end; \
} \
while (false)
#endif]])[
]b4_namespace_open[
/// A Bison parser.
@@ -407,6 +386,27 @@ b4_percent_code_get[]dnl
# endif
#endif
]b4_locations_if([dnl
[/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
If N is 0, then set CURRENT to the empty location which ends
the previous symbol: RHS[0] (always defined). */
#define YYRHSLOC(Rhs, K) ((Rhs)[K].location)
#ifndef YYLLOC_DEFAULT
# define YYLLOC_DEFAULT(Current, Rhs, N) \
do \
if (N) \
{ \
(Current).begin = YYRHSLOC (Rhs, 1).begin; \
(Current).end = YYRHSLOC (Rhs, N).end; \
} \
else \
{ \
(Current).begin = (Current).end = YYRHSLOC (Rhs, 0).end; \
} \
while (false)
#endif]])[
/* Suppress unused-variable warnings by "using" E. */
#define YYUSE(e) ((void) (e))