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B20.1: byacc bug (Windows NT 4.0 server)
- To: cygwin@sourceware.cygnus.com
- Subject: B20.1: byacc bug (Windows NT 4.0 server)
- From: "denis.chabert@aeo.mts"@snails.enet.dec.com
- Date: Tue, 2 Mar 99 13:22:40 MET
- Apparently-To: jean-philippe.vigniel@compaq.com, denis.chabert@compaq.com;, cygwin@sourceware.cygnus.com
- Cc: denis.chabert@compaq.com;;;, jean-philippe.vigniel@compaq.com
- Delivered-To: listarch-cygwin@sourceware.cygnus.com
- Delivered-To: mailing list cygwin@sourceware.cygnus.com
- Mailing-List: contact cygwin-help@sourceware.cygnus.com; run by ezmlm
- Sender: cygwin-owner@sourceware.cygnus.com
Problem description:
After using the following byacc compilation command, the resulting file
has wrong code inside :
byacc -d file name
Extract of resulting file (see >>>):
===============================================================
...
#define RET_CLI_IVQUAL 5
#define RET_CLI_NOCOMD 6
>>>spec();}
>>>break;
case 66:
#line 266 "s7mp_cli_yacc.y"
{tree_insert_element_noupcase(S7MP_K_TRACE_FILE,yyvsp[0]);}
break;
case 67:
...
===============================================================
Normally, the correct resulting code must be:
===============================================================
...
#define RET_CLI_IVQUAL 5
#define RET_CLI_NOCOMD 6
#line 78 "y.tab.c"
#define T_IDENT 257
#define T_FILE_SPEC 258
#define T_EQUAL_AND_VALUE 259
#define T_EOL 260
...
yym = yylen[yyn];
yyval = yyvsp[1-yym];
switch (yyn)
{
case 1:
#line 155 "..\base\s7mpmisc\s7mp_cli_yacc.y"
{first_error = 1;lex_init();begin_verb();current_state = STATE_VERB;}
break;
case 3:
#line 163 "..\base\s7mpmisc\s7mp_cli_yacc.y"
{return RET_CLI_NORMAL;}
break;
case 4:
#line 166 "..\base\s7mpmisc\s7mp_cli_yacc.y"
{return RET_CLI_NOCOMD;}
break;
case 5:
#line 169 "..\base\s7mpmisc\s7mp_cli_yacc.y"
{return RET_CLI_NOCOMD;}
break;
...
case 66:
#line 266 "..\base\s7mpmisc\s7mp_cli_yacc.y"
{tree_insert_element_noupcase(S7MP_K_TRACE_FILE,yyvsp[0]);}
break;
case 67:
...
===============================================================
The same source file on Unix system produces a correct resulting file
(y.tab.c)
Thank for your help. We have re-installed the product and the same
problem occurs.
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