Replace typeof() with __auto_type in xdp_synproxy_kern.c.
__auto_type was introduced in GCC 4.9 and reduces the compile time for
all compilers. No functional changes intended.

Signed-off-by: Pranav Tyagi <redacted>
---
 tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c b/tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c
index 62b8e29ced9f..b08738f9a0e6 100644
--- a/tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c
+++ b/tools/testing/selftests/bpf/progs/xdp_synproxy_kern.c

@@ -58,7 +58,7 @@
 #define MAX_PACKET_OFF 0xffff

 #define swap(a, b) \
-       do { typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0)
+       do { __auto_type __tmp = (a); (a) = (b); (b) = __tmp; } while (0)