autodetect alignment during _vec_resize

[vpp.git] / src / vppinfra / vec.h

diff --git a/src/vppinfra/vec.h b/src/vppinfra/vec.h
index a029630..f233ae1 100644 (file)
--- a/src/vppinfra/vec.h
+++ b/src/vppinfra/vec.h
@@ -111,10 +111,13 @@ void *vec_resize_allocate_memory (void *v,
     @return v_prime pointer to resized vector, may or may not equal v
 */
 
+#define _vec_resize(V,L,DB,HB,A) \
+  _vec_resize_inline(V,L,DB,HB,clib_max((__alignof__((V)[0])),(A)))
+
 always_inline void *
-_vec_resize (void *v,
-            word length_increment,
-            uword data_bytes, uword header_bytes, uword data_align)
+_vec_resize_inline (void *v,
+                   word length_increment,
+                   uword data_bytes, uword header_bytes, uword data_align)
 {
   vec_header_t *vh = _vec_find (v);
   uword new_data_bytes, aligned_header_bytes;