- add debugging to track nowarns
- make /*LINTED*/ take effect on unused functions
This commit is contained in:
christos
parent
56f08e3ea2
commit
f44d03be78
@ -1,5 +1,5 @@
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%{
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/* $NetBSD: cgram.y,v 1.38 2006/10/17 23:53:30 he Exp $ */
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/* $NetBSD: cgram.y,v 1.39 2006/11/08 18:31:15 christos Exp $ */
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/*
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* Copyright (c) 1996 Christopher G. Demetriou. All Rights Reserved.
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@ -35,7 +35,7 @@
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#include <sys/cdefs.h>
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#if defined(__RCSID) && !defined(lint)
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__RCSID("$NetBSD: cgram.y,v 1.38 2006/10/17 23:53:30 he Exp $");
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__RCSID("$NetBSD: cgram.y,v 1.39 2006/11/08 18:31:15 christos Exp $");
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#endif
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#include <stdlib.h>
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@ -69,40 +69,40 @@ static void idecl(sym_t *, int, sbuf_t *);
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static void ignuptorp(void);
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#ifdef DEBUG
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static inline void CLRWFLGS(void);
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static inline void CLRWFLGS(void)
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static inline void CLRWFLGS(const char *file, size_t line);
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static inline void CLRWFLGS(const char *file, size_t line)
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{
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printf("%s, %d: clear flags %s %d\n", curr_pos.p_file,
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curr_pos.p_line, __FILE__, __LINE__);
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printf("%s, %d: clear flags %s %zu\n", curr_pos.p_file,
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curr_pos.p_line, file, line);
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clrwflgs();
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onowarn = -1;
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}
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static inline void SAVE(void);
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static inline void SAVE(void)
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static inline void SAVE(const char *file, size_t line);
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static inline void SAVE(const char *file, size_t line)
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{
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if (onowarn != -1)
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abort();
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printf("%s, %d: save flags %s %d = %d\n", curr_pos.p_file,
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curr_pos.p_line, __FILE__, __LINE__, nowarn);
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printf("%s, %d: save flags %s %zu = %d\n", curr_pos.p_file,
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curr_pos.p_line, file, line, nowarn);
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onowarn = nowarn;
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}
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static inline void RESTORE(void);
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static inline void RESTORE(void)
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static inline void RESTORE(const char *file, size_t line);
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static inline void RESTORE(const char *file, size_t line)
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{
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if (onowarn != -1) {
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nowarn = onowarn;
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printf("%s, %d: restore flags %s %d = %d\n", curr_pos.p_file,
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curr_pos.p_line, __FILE__, __LINE__, nowarn);
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printf("%s, %d: restore flags %s %zu = %d\n", curr_pos.p_file,
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curr_pos.p_line, file, line, nowarn);
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onowarn = -1;
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} else
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CLRWFLGS();
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CLRWFLGS(file, line);
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}
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#else
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#define CLRWFLGS() clrwflgs(), onowarn = -1
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#define SAVE() onowarn = nowarn
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#define RESTORE() (void)(onowarn == -1 ? (clrwflgs(), 0) : (nowarn = onowarn))
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#define CLRWFLGS(f, l) clrwflgs(), onowarn = -1
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#define SAVE(f, l) onowarn = nowarn
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#define RESTORE(f, l) (void)(onowarn == -1 ? (clrwflgs(), 0) : (nowarn = onowarn))
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#endif
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%}
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@ -283,11 +283,11 @@ ext_decl:
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asm_stmnt
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| func_def {
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glclup(0);
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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| data_def {
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glclup(0);
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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;
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@ -353,6 +353,8 @@ func_def:
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funcdef($1);
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blklev++;
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pushdecl(ARG);
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if (nowarn)
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$1->s_used = 1;
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} opt_arg_declaration_list {
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popdecl();
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blklev--;
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@ -1309,7 +1311,7 @@ opt_stmnt_list:
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stmnt_list:
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stmnt
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| stmnt_list stmnt {
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RESTORE();
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RESTORE(__FILE__, __LINE__);
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}
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| stmnt_list error T_SEMI
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;
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@ -1353,27 +1355,27 @@ expr_stmnt_list:
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selection_stmnt:
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if_without_else {
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SAVE();
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SAVE(__FILE__, __LINE__);
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if2();
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if3(0);
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}
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| if_without_else T_ELSE {
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SAVE();
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SAVE(__FILE__, __LINE__);
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if2();
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} stmnt {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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if3(1);
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}
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| if_without_else T_ELSE error {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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if3(0);
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}
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| switch_expr stmnt {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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switch2();
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}
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| switch_expr error {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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switch2();
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}
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;
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@ -1386,30 +1388,30 @@ if_without_else:
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if_expr:
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T_IF T_LPARN expr T_RPARN {
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if1($3);
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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;
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switch_expr:
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T_SWITCH T_LPARN expr T_RPARN {
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switch1($3);
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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;
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do_stmnt:
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do stmnt {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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;
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iteration_stmnt:
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while_expr stmnt {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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while2();
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}
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| while_expr error {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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while2();
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}
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| do_stmnt do_while_expr {
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@ -1417,15 +1419,15 @@ iteration_stmnt:
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ftflg = 0;
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}
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| do error {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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do2(NULL);
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}
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| for_exprs stmnt {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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for2();
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}
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| for_exprs error {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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for2();
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}
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;
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@ -1433,7 +1435,7 @@ iteration_stmnt:
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while_expr:
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T_WHILE T_LPARN expr T_RPARN {
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while1($3);
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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;
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@ -1452,7 +1454,7 @@ do_while_expr:
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for_exprs:
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T_FOR T_LPARN opt_expr T_SEMI opt_expr T_SEMI opt_expr T_RPARN {
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for1($3, $5, $7);
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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;
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@ -1510,10 +1512,10 @@ read_until_rparn:
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declaration_list:
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declaration {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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| declaration_list declaration {
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CLRWFLGS();
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CLRWFLGS(__FILE__, __LINE__);
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}
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;
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@ -1,4 +1,4 @@
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/* $NetBSD: decl.c,v 1.37 2006/10/23 00:15:58 christos Exp $ */
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/* $NetBSD: decl.c,v 1.38 2006/11/08 18:31:15 christos Exp $ */
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/*
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* Copyright (c) 1996 Christopher G. Demetriou. All Rights Reserved.
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@ -38,7 +38,7 @@
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#include <sys/cdefs.h>
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#if defined(__RCSID) && !defined(lint)
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__RCSID("$NetBSD: decl.c,v 1.37 2006/10/23 00:15:58 christos Exp $");
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__RCSID("$NetBSD: decl.c,v 1.38 2006/11/08 18:31:15 christos Exp $");
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#endif
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#include <sys/param.h>
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@ -2760,10 +2760,16 @@ chkusage(dinfo_t *di)
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mknowarn = nowarn;
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nowarn = 0;
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#ifdef DEBUG
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printf("%s, %d: >temp nowarn = 0\n", curr_pos.p_file, curr_pos.p_line);
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#endif
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for (sym = di->d_dlsyms; sym != NULL; sym = sym->s_dlnxt)
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chkusg1(di->d_asm, sym);
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nowarn = mknowarn;
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#ifdef DEBUG
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printf("%s, %d: <temp nowarn = %d\n", curr_pos.p_file, curr_pos.p_line,
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nowarn);
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#endif
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}
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/*
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@ -1,4 +1,4 @@
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/* $NetBSD: main1.c,v 1.16 2005/09/24 15:30:35 perry Exp $ */
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/* $NetBSD: main1.c,v 1.17 2006/11/08 18:31:15 christos Exp $ */
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/*
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* Copyright (c) 1994, 1995 Jochen Pohl
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@ -37,7 +37,7 @@
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#include <sys/cdefs.h>
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#if defined(__RCSID) && !defined(lint)
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__RCSID("$NetBSD: main1.c,v 1.16 2005/09/24 15:30:35 perry Exp $");
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__RCSID("$NetBSD: main1.c,v 1.17 2006/11/08 18:31:15 christos Exp $");
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#endif
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#include <sys/types.h>
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@ -207,6 +207,9 @@ main(int argc, char *argv[])
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/* Following warnings cannot be suppressed by LINTED */
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nowarn = 0;
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#ifdef DEBUG
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printf("%s, %d: nowarn = 0\n", curr_pos.p_file, curr_pos.p_line);
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#endif
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chkglsyms();
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