diff options
| author | rillig <rillig@NetBSD.org> | 2023-06-30 08:45:22 +0000 |
|---|---|---|
| committer | rillig <rillig@NetBSD.org> | 2023-06-30 08:45:22 +0000 |
| commit | 4648fa324118d00e3e517238e35bad12241b3e53 (patch) | |
| tree | e37ebba1d9400d437d77f8059ba3ccbb5cc99f6d /usr.bin/xlint/lint1/tree.c | |
| parent | ee47fe31e7ca4755fed8e26228522a93f3e59333 (diff) | |
lint: add query for assigning an integer 0 to a pointer
Diffstat (limited to 'usr.bin/xlint/lint1/tree.c')
| -rw-r--r-- | usr.bin/xlint/lint1/tree.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/usr.bin/xlint/lint1/tree.c b/usr.bin/xlint/lint1/tree.c index 9c5689d33c3..9fc049c38e3 100644 --- a/usr.bin/xlint/lint1/tree.c +++ b/usr.bin/xlint/lint1/tree.c @@ -1,4 +1,4 @@ -/* $NetBSD: tree.c,v 1.532 2023/06/29 12:52:06 rillig Exp $ */ +/* $NetBSD: tree.c,v 1.533 2023/06/30 08:45:22 rillig Exp $ */ /* * Copyright (c) 1994, 1995 Jochen Pohl @@ -37,7 +37,7 @@ #include <sys/cdefs.h> #if defined(__RCSID) -__RCSID("$NetBSD: tree.c,v 1.532 2023/06/29 12:52:06 rillig Exp $"); +__RCSID("$NetBSD: tree.c,v 1.533 2023/06/30 08:45:22 rillig Exp $"); #endif #include <float.h> @@ -2912,8 +2912,12 @@ check_assign_types_compatible(op_t op, int arg, return ltp->t_sou == rtp->t_sou; /* a null pointer may be assigned to any pointer */ - if (lt == PTR && is_null_pointer(rn)) + if (lt == PTR && is_null_pointer(rn)) { + if (is_integer(rn->tn_type->t_tspec)) + /* implicit conversion from integer 0 to pointer ... */ + query_message(15, type_name(ltp)); return true; + } check_assign_void_pointer(op, arg, lt, lst, rt, rst); |
