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YYLLOC_DEFAULT: factor, and don't export it in headers.

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* data/c++.m4, data/c.m4 (b4_yylloc_default_define): New.
* data/glr.c, data/glr.cc, data/lalr1.cc, data/yacc.c: Use it.
* data/glr.cc: Do not define YYLLOC_DEFAULT in the header file,
but in the implementation one.
This commit is contained in:
Akim Demaille
2012-07-04 11:41:06 +02:00
parent 9104636b03
commit 426903aa75
6 changed files with 69 additions and 88 deletions
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19
data/lalr1.cc
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@@ -298,25 +298,8 @@ m4_if(b4_prefix, [yy], [],
# endif
#endif
/* 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])
#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_yylloc_default_define[
/* Suppress unused-variable warnings by "using" E. */
#define YYUSE(e) ((void) (e))