[PATCH v5 1/6] hash: replace zero length array with flex array

[Tyler Retzlaff <roretzla@linux.microsoft.com>]

Zero length arrays are GNU extension. Replace with
standard flex array.

Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
Reviewed-by: Morten Brørup <mb@smartsharesystems.com>
Acked-by: Chengwen Feng <fengchengwen@huawei.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
---
 lib/hash/rte_thash.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/hash/rte_thash.c b/lib/hash/rte_thash.c
index 68f653f..10721ef 100644
--- a/lib/hash/rte_thash.c
+++ b/lib/hash/rte_thash.c
@@ -81,7 +81,7 @@ struct rte_thash_subtuple_helper {
 	uint32_t	tuple_offset;	/** < Offset in bits of the subtuple */
 	uint32_t	tuple_len;	/** < Length in bits of the subtuple */
 	uint32_t	lsb_msk;	/** < (1 << reta_sz_log) - 1 */
-	__extension__ alignas(RTE_CACHE_LINE_SIZE) uint32_t	compl_table[0];
+	alignas(RTE_CACHE_LINE_SIZE) uint32_t	compl_table[];
 	/** < Complementary table */
 };
 
@@ -94,7 +94,7 @@ struct rte_thash_ctx {
 	uint32_t	flags;
 	uint64_t	*matrices;
 	/**< matrices used with rte_thash_gfni implementation */
-	uint8_t		hash_key[0];
+	uint8_t		hash_key[];
 };
 
 int
-- 
1.8.3.1