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[Qemu-devel] [PULL v2 2/7] linux-user/elfload: Fix GCC 9 build warnings
From: |
Laurent Vivier |
Subject: |
[Qemu-devel] [PULL v2 2/7] linux-user/elfload: Fix GCC 9 build warnings |
Date: |
Fri, 10 May 2019 12:45:31 +0200 |
From: Alistair Francis <address@hidden>
Fix this warning when building with GCC9 on Fedora 30:
In function ‘strncpy’,
inlined from ‘fill_psinfo’ at
/home/alistair/qemu/linux-user/elfload.c:3208:12,
inlined from ‘fill_note_info’ at
/home/alistair/qemu/linux-user/elfload.c:3390:5,
inlined from ‘elf_core_dump’ at
/home/alistair/qemu/linux-user/elfload.c:3539:9:
/usr/include/bits/string_fortified.h:106:10: error: ‘__builtin_strncpy’
specified bound 16 equals destination size [-Werror=stringop-truncation]
106 | return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Signed-off-by: Alistair Francis <address@hidden>
Reviewed-by: Laurent Vivier <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Laurent Vivier <address@hidden>
---
linux-user/elfload.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index c1a26021f8d7..d08fe2346683 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -2872,7 +2872,7 @@ struct target_elf_prpsinfo {
target_gid_t pr_gid;
target_pid_t pr_pid, pr_ppid, pr_pgrp, pr_sid;
/* Lots missing */
- char pr_fname[16]; /* filename of executable */
+ char pr_fname[16] QEMU_NONSTRING; /* filename of executable */
char pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */
};
--
2.20.1
- [Qemu-devel] [PULL v2 0/7] Linux user for 4.1 patches, Laurent Vivier, 2019/05/10
- [Qemu-devel] [PULL v2 1/7] linux-user: Add missing IPV6 sockopts, Laurent Vivier, 2019/05/10
- [Qemu-devel] [PULL v2 6/7] linux-user: avoid treading on gprof's SIGPROF signals, Laurent Vivier, 2019/05/10
- [Qemu-devel] [PULL v2 7/7] linux-user: fix GPROF build failure, Laurent Vivier, 2019/05/10
- [Qemu-devel] [PULL v2 2/7] linux-user/elfload: Fix GCC 9 build warnings,
Laurent Vivier <=
- [Qemu-devel] [PULL v2 5/7] linux-user: elf: Map empty PT_LOAD segments, Laurent Vivier, 2019/05/10
- [Qemu-devel] [PULL v2 3/7] linux-user: avoid string truncation warnings in uname field copying, Laurent Vivier, 2019/05/10
- [Qemu-devel] [PULL v2 4/7] The ioctl(SIOCGIFNAME) call requires a struct ifreq., Laurent Vivier, 2019/05/10
- Re: [Qemu-devel] [PULL v2 0/7] Linux user for 4.1 patches, Peter Maydell, 2019/05/10