# Exercising Bison on conflicts. -*- Autotest -*-
-# Copyright (C) 2002 Free Software Foundation, Inc.
+
+# Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
[[
%{
#include <stdio.h>
-
-#if STDC_HEADERS
-# include <stdlib.h>
-#endif
+#include <stdlib.h>
#define YYERROR_VERBOSE 1
static void
exp: exp OP exp | NUM;
]])
-AT_CHECK([bison -o input.c input.y], 1, [],
+AT_CHECK([bison -o input.c input.y], 0, [],
[input.y: conflicts: 1 shift/reduce
-input.y: expected 0 shift/reduce conflicts
+input.y: warning: expected 0 shift/reduce conflicts
])
AT_CLEANUP
exp: exp OP exp | NUM;
]])
-AT_CHECK([bison -o input.c input.y], 1, [],
+AT_CHECK([bison -o input.c input.y], 0, [],
[input.y: conflicts: 1 shift/reduce
-input.y: expected 2 shift/reduce conflicts
+input.y: warning: expected 2 shift/reduce conflicts
])
AT_CLEANUP
a: 'a';
]])
-AT_CHECK([bison -o input.c input.y], 1, [],
+AT_CHECK([bison -o input.c input.y], 0, [],
[input.y: conflicts: 1 reduce/reduce
-input.y: expected 0 reduce/reduce conflicts
+input.y: warning: expected 0 reduce/reduce conflicts
])
AT_CLEANUP
+
+
+## ------------------------------- ##
+## %no-default-prec without %prec ##
+## ------------------------------- ##
+
+AT_SETUP([%no-default-prec without %prec])
+
+AT_DATA([[input.y]],
+[[%left '+'
+%left '*'
+
+%%
+
+%no-default-prec;
+
+e: e '+' e
+ | e '*' e
+ | '0'
+ ;
+]])
+
+AT_CHECK([bison -o input.c input.y], 0, [],
+[[input.y: conflicts: 4 shift/reduce
+]])
+AT_CLEANUP
+
+
+## ---------------------------- ##
+## %no-default-prec with %prec ##
+## ---------------------------- ##
+
+AT_SETUP([%no-default-prec with %prec])
+
+AT_DATA([[input.y]],
+[[%left '+'
+%left '*'
+
+%%
+
+%no-default-prec;
+
+e: e '+' e %prec '+'
+ | e '*' e %prec '*'
+ | '0'
+ ;
+]])
+
+AT_CHECK([bison -o input.c input.y])
+AT_CLEANUP
+
+
+## ---------------- ##
+## %default-prec ##
+## ---------------- ##
+
+AT_SETUP([%default-prec])
+
+AT_DATA([[input.y]],
+[[%left '+'
+%left '*'
+
+%%
+
+%default-prec;
+
+e: e '+' e
+ | e '*' e
+ | '0'
+ ;
+]])
+
+AT_CHECK([bison -o input.c input.y])
+AT_CLEANUP