glr.c: obey the parse.assert %define variable

* data/skeletons/glr.c (YYASSERT): Rename as...
(YY_ASSERT): this, for consistency with yacc.c, and also to emphasize
the fact that this is not for the end user (YY_ prefix).
* tests/glr-regression.at: Define parse.assert.

tests/glr-regression.at

@@ -41,9 +41,9 @@ static YYSTYPE exprMerge (YYSTYPE x0, YYSTYPE x1);
 %}
 
 
+%define parse.assert
 %glr-parser
 
-
 /* -------- productions ------ */
 %%
 
@@ -128,6 +128,7 @@ AT_DATA_GRAMMAR([glr-regr2a.y],
   ]AT_YYLEX_DECLARE[
 %}
 
+%define parse.assert
 %glr-parser
 
 %%
@@ -265,6 +266,7 @@ static int MergeRule (int x0, int x1);
 
 %}
 
+%define parse.assert
 %glr-parser
 
 %token BAD_CHAR
@@ -370,6 +372,7 @@ AT_SETUP([Duplicate representation of merged trees])
 AT_BISON_OPTION_PUSHDEFS
 AT_DATA_GRAMMAR([glr-regr4.y],
 [[
+%define parse.assert
 %union { char *ptr; }
 %type <ptr> S A A1 A2 B
 %glr-parser
@@ -469,6 +472,7 @@ AT_DATA_GRAMMAR([glr-regr5.y],
   enum { MAGIC_VALUE = -1057808125 }; /* originally chosen at random */
 %}
 
+%define parse.assert
 %glr-parser
 %union { int value; }
 %type <value> start
@@ -524,6 +528,7 @@ AT_DATA_GRAMMAR([glr-regr6.y],
   ]AT_YYLEX_DECLARE[
 %}
 
+%define parse.assert
 %glr-parser
 %union { int value; }
 %type <value> 'a'
@@ -580,6 +585,7 @@ AT_DATA_GRAMMAR([glr-regr7.y],
   static count_node *tail;
 %}
 
+%define parse.assert
 %glr-parser
 %union { count_node *node; }
 %type <node> 'a'
@@ -667,6 +673,7 @@ AT_DATA_GRAMMAR([glr-regr8.y],
 %token T_PORT
 %token T_SIGNAL
 
+%define parse.assert
 %glr-parser
 
 %%
@@ -756,6 +763,7 @@ AT_DATA_GRAMMAR([glr-regr9.y],
 # define USE(Var)
 %}
 
+%define parse.assert
 %glr-parser
 %union { int dummy; }
 %type <dummy> 'a'
@@ -831,6 +839,7 @@ AT_DATA_GRAMMAR([glr-regr10.y],
   static char garbage[GARBAGE_SIZE];
 %}
 
+%define parse.assert
 %glr-parser
 %union { char *ptr; }
 %type <ptr> start
@@ -884,6 +893,7 @@ AT_DATA_GRAMMAR([glr-regr11.y],
 # define USE(val)
 %}
 
+%define parse.assert
 %glr-parser
 %union { int dummy; }
 %type <int> 'a'
@@ -934,6 +944,7 @@ AT_SETUP([Leaked semantic values if user action cuts parse])
 AT_BISON_OPTION_PUSHDEFS
 AT_DATA_GRAMMAR([glr-regr12.y],
 [[
+%define parse.assert
 %glr-parser
 %union { int dummy; }
 %token PARENT_RHS_AFTER
@@ -1073,6 +1084,7 @@ AT_DATA_GRAMMAR([glr-regr13.y],
   #define USE(value)
 %}
 
+%define parse.assert
 %union { char value; }
 %type <value> 'a' 'b'
 %glr-parser
@@ -1213,6 +1225,7 @@ AT_DATA_GRAMMAR([glr-regr14.y],
   #define USE(value)
 %}
 
+%define parse.assert
 %type <value> 'a' 'b' 'c' 'd' stack_explosion
 %glr-parser
 %locations
@@ -1397,6 +1410,7 @@ AT_SETUP([Leaked semantic values when reporting ambiguity])
 AT_BISON_OPTION_PUSHDEFS
 AT_DATA_GRAMMAR([glr-regr15.y],
 [[
+%define parse.assert
 %glr-parser
 %destructor { parent_rhs_before_value = 0; } parent_rhs_before
 
@@ -1479,6 +1493,7 @@ AT_SETUP([Leaked lookahead after nondeterministic parse syntax error])
 AT_BISON_OPTION_PUSHDEFS
 AT_DATA_GRAMMAR([glr-regr16.y],
 [[
+%define parse.assert
 %glr-parser
 %destructor { lookahead_value = 0; } 'b'
 
@@ -1540,6 +1555,7 @@ AT_BISON_OPTION_PUSHDEFS([%glr-parser %locations %define api.pure])
 
 AT_DATA_GRAMMAR([glr-regr17.y],
 [[
+%define parse.assert
 %glr-parser
 %locations
 %define api.pure
@@ -1612,7 +1628,8 @@ AT_SETUP([Missed %merge type warnings when LHS type is declared later])
 
 AT_BISON_OPTION_PUSHDEFS
 AT_DATA_GRAMMAR([glr-regr18.y],
-[[%glr-parser
+[[%define parse.assert
+%glr-parser
 
 %{
   #include <stdlib.h>
@@ -1625,7 +1642,6 @@ AT_DATA_GRAMMAR([glr-regr18.y],
   int type2;
   int type3;
 }
-
 %%
 
 sym1: sym2 %merge<merge> { $$ = $1; } ;
@@ -1661,14 +1677,14 @@ AT_SETUP([Ambiguity reports])
 
 AT_BISON_OPTION_PUSHDEFS([%debug])
 AT_DATA_GRAMMAR([input.y],
-[[
-%{
+[[%{
   #include <stdio.h>
   #include <stdlib.h>
   ]AT_YYERROR_DECLARE[
   ]AT_YYLEX_DECLARE[
 %}
 
+%define parse.assert
 %debug
 %glr-parser
 
@@ -1762,7 +1778,8 @@ AT_CLEANUP
 AT_SETUP([Predicates])
 
 AT_DATA_GRAMMAR([input.y],
-[[%glr-parser
+[[%define parse.assert
+%glr-parser
 %define parse.error verbose
 %expect-rr 1
 %code requires