From: Andre Muezerie <andremue@linux.microsoft.com>
To: andremue@linux.microsoft.com
Cc: dev@dpdk.org, vladimir.medvedkin@intel.com
Subject: [PATCH v5 1/2] lib/fib: remove warning about implicit 64-bit conversion
Date: Fri, 16 May 2025 13:45:34 -0700 [thread overview]
Message-ID: <1747428335-3736-2-git-send-email-andremue@linux.microsoft.com> (raw)
In-Reply-To: <1747428335-3736-1-git-send-email-andremue@linux.microsoft.com>
MSVC issues the warning below:
../lib/fib/trie.c(341): warning C4334: '<<':
result of 32-bit shift implicitly converted to 64 bits
(was 64-bit shift intended?)
The fix is to cast (1) explicitly to uintptr_t since it is used
in pointer arithmetic.
Signed-off-by: Andre Muezerie <andremue@linux.microsoft.com>
---
lib/fib/trie.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/fib/trie.c b/lib/fib/trie.c
index 6c20057ac5..24a08b827d 100644
--- a/lib/fib/trie.c
+++ b/lib/fib/trie.c
@@ -338,7 +338,7 @@ write_edge(struct rte_trie_tbl *dp, const uint8_t *ip_part, uint64_t next_hop,
if (ret < 0)
return ret;
if (edge == LEDGE) {
- write_to_dp((uint8_t *)p + (1 << dp->nh_sz),
+ write_to_dp(RTE_PTR_ADD(p, (uintptr_t)(1) << dp->nh_sz),
next_hop << 1, dp->nh_sz, UINT8_MAX - *ip_part);
} else {
write_to_dp(get_tbl_p_by_idx(dp->tbl8, tbl8_idx *
--
2.49.0.vfs.0.3
next prev parent reply other threads:[~2025-05-16 20:45 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-04 2:56 [PATCH] lib/fib: remove warning about implicit 64-bit conversion Andre Muezerie
2024-12-04 22:59 ` Stephen Hemminger
2024-12-05 15:34 ` Andre Muezerie
2024-12-05 15:38 ` [PATCH v2] " Andre Muezerie
2025-03-03 22:54 ` [PATCH v3] " Andre Muezerie
2025-03-04 6:49 ` Stephen Hemminger
2025-03-04 16:51 ` Andre Muezerie
2025-03-04 10:47 ` Bruce Richardson
2025-03-04 16:52 ` Andre Muezerie
2025-03-04 16:48 ` [PATCH v4] " Andre Muezerie
2025-05-16 20:45 ` [PATCH v5 0/2] enable fib to be compiled with MSVC Andre Muezerie
2025-05-16 20:45 ` Andre Muezerie [this message]
2025-05-17 10:07 ` [PATCH v5 1/2] lib/fib: remove warning about implicit 64-bit conversion Morten Brørup
2025-05-17 11:09 ` Stephen Hemminger
2025-05-17 12:59 ` Morten Brørup
2025-05-16 20:45 ` [PATCH v5 2/2] lib/fib: enable fib to be compiled with MSVC Andre Muezerie
2025-06-03 14:33 ` [PATCH v5 0/2] " David Marchand
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