[src/trunk]: src/usr.bin/xlint/lint1 a cast to a pointer is an l-value.

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/830963f8fe3e
branches:  trunk
changeset: 538509:830963f8fe3e
user:      christos <christos%NetBSD.org@localhost>
date:      Tue Oct 22 00:25:29 2002 +0000

description:
a cast to a pointer is an l-value.

diffstat:

 usr.bin/xlint/lint1/tree.c |  17 +++++++++++------
 1 files changed, 11 insertions(+), 6 deletions(-)

diffs (59 lines):

diff -r 1ddd033227df -r 830963f8fe3e usr.bin/xlint/lint1/tree.c
--- a/usr.bin/xlint/lint1/tree.c        Tue Oct 22 00:06:46 2002 +0000
+++ b/usr.bin/xlint/lint1/tree.c        Tue Oct 22 00:25:29 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tree.c,v 1.28 2002/10/22 00:06:46 christos Exp $       */
+/*     $NetBSD: tree.c,v 1.29 2002/10/22 00:25:29 christos Exp $       */
 
 /*
  * Copyright (c) 1994, 1995 Jochen Pohl
@@ -33,7 +33,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: tree.c,v 1.28 2002/10/22 00:06:46 christos Exp $");
+__RCSID("$NetBSD: tree.c,v 1.29 2002/10/22 00:25:29 christos Exp $");
 #endif
 
 #include <stdlib.h>
@@ -381,7 +381,6 @@
         */
        if (msym->s_scl == NOSCL) {
                /* undefined struct/union member: %s */
-               fprintf(stderr, "3. %s\n", msym->s_name);
                error(101, msym->s_name);
                rmsym(msym);
                msym->s_kind = FMOS;
@@ -830,7 +829,9 @@
                if (!ln->tn_lvalue) {
                        if (ln->tn_op == CVT && ln->tn_cast &&
                            ln->tn_left->tn_op == LOAD) {
-                               /* a cast does not yield an lvalue */
+                               /* a cast to non-ptr does not yield an lvalue */
+                               if (ln->tn_type->t_tspec == PTR)
+                                       break;
                                error(163);
                        }
                        /* %soperand of %s must be lvalue */
@@ -848,7 +849,9 @@
                } else if (!ln->tn_lvalue) {
                        if (ln->tn_op == CVT && ln->tn_cast &&
                            ln->tn_left->tn_op == LOAD) {
-                               /* a cast does not yield an lvalue */
+                               /* a cast to non-ptr does not yield an lvalue */
+                               if (ln->tn_type->t_tspec == PTR)
+                                       break;
                                error(163);
                        }
                        /* %soperand of %s must be lvalue */
@@ -1100,7 +1103,9 @@
                if (!ln->tn_lvalue) {
                        if (ln->tn_op == CVT && ln->tn_cast &&
                            ln->tn_left->tn_op == LOAD) {
-                               /* a cast does not yield an lvalue */
+                               /* a cast to non-ptr does not yield an lvalue */
+                               if (ln->tn_type->t_tspec == PTR)
+                                       break;
                                error(163);
                        }
                        /* %soperand of %s must be lvalue */