Use explicit casts on enums for compatibility with C++20

Signed-off-by: Richard Barnes <[email protected]>

Author: r-barnes

libibverbs/verbs.h

@@ -561,21 +561,21 @@ enum ibv_create_cq_wc_flags {
 
 enum {
 	IBV_WC_STANDARD_FLAGS = IBV_WC_EX_WITH_BYTE_LEN		|
-				 IBV_WC_EX_WITH_IMM		|
-				 IBV_WC_EX_WITH_QP_NUM		|
-				 IBV_WC_EX_WITH_SRC_QP		|
-				 IBV_WC_EX_WITH_SLID		|
-				 IBV_WC_EX_WITH_SL		|
+				 IBV_WC_EX_WITH_IMM						|
+				 IBV_WC_EX_WITH_QP_NUM					|
+				 IBV_WC_EX_WITH_SRC_QP					|
+				 IBV_WC_EX_WITH_SLID					|
+				 IBV_WC_EX_WITH_SL						|
 				 IBV_WC_EX_WITH_DLID_PATH_BITS
 };
 
 enum {
-	IBV_CREATE_CQ_SUP_WC_FLAGS = IBV_WC_STANDARD_FLAGS |
-				IBV_WC_EX_WITH_COMPLETION_TIMESTAMP |
-				IBV_WC_EX_WITH_CVLAN |
-				IBV_WC_EX_WITH_FLOW_TAG |
-				IBV_WC_EX_WITH_TM_INFO |
-				IBV_WC_EX_WITH_COMPLETION_TIMESTAMP_WALLCLOCK
+	IBV_CREATE_CQ_SUP_WC_FLAGS =
+		(int)IBV_WC_STANDARD_FLAGS |
+		(int)IBV_WC_EX_WITH_COMPLETION_TIMESTAMP |
+		(int)IBV_WC_EX_WITH_CVLAN | (int)IBV_WC_EX_WITH_FLOW_TAG |
+		(int)IBV_WC_EX_WITH_TM_INFO |
+		(int)IBV_WC_EX_WITH_COMPLETION_TIMESTAMP_WALLCLOCK
 };
 
 enum ibv_wc_flags {