[dpdk-dev,2/3] hash: fix header for C++
Commit Message
When built in a C++ application, the jhash include fails:
rte_jhash.h:123:22: error:
invalid conversion from ‘const void*’ to ‘const uint32_t*’ [-fpermissive]
const uint32_t *k = key;
^
Fixes: 8718219a8737 ("hash: add new jhash functions")
Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
---
lib/librte_hash/rte_jhash.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Comments
> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com]
> Sent: Friday, February 05, 2016 5:06 PM
> To: De Lara Guarch, Pablo; Doherty, Declan; Horton, Remy
> Cc: dev@dpdk.org
> Subject: [PATCH 2/3] hash: fix header for C++
>
> When built in a C++ application, the jhash include fails:
>
> rte_jhash.h:123:22: error:
> invalid conversion from ‘const void*’ to ‘const uint32_t*’ [-fpermissive]
> const uint32_t *k = key;
> ^
>
> Fixes: 8718219a8737 ("hash: add new jhash functions")
>
> Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
@@ -120,7 +120,7 @@ __rte_jhash_2hashes(const void *key, uint32_t length, uint32_t *pc,
* If check_align is not set, first case will be used
*/
#if defined(RTE_ARCH_X86_64) || defined(RTE_ARCH_I686) || defined(RTE_ARCH_X86_X32)
- const uint32_t *k = key;
+ const uint32_t *k = (const uint32_t *)key;
const uint32_t s = 0;
#else
const uint32_t *k = (uint32_t *)((uintptr_t)key & (uintptr_t)~3);