fix get-loop_hot_path with gcc 4.8.5

gcc/ChangeLog:

	* cfgloopanal.c (get_loop_hot_path): Make path an auto_vec.

diff --git a/gcc/cfgloopanal.c b/gcc/cfgloopanal.c
index fdd8d3f43feb5f1f695a1b96c01571f87dd5a5fe..2db46c810360bc865033c541b025b9a982b34b71 100644 (file)
--- a/gcc/cfgloopanal.c
+++ b/gcc/cfgloopanal.c
@@ -504,7 +504,7 @@ auto_vec<basic_block>
 get_loop_hot_path (const class loop *loop)
 {
   basic_block bb = loop->header;
-  vec<basic_block> path = vNULL;
+  auto_vec<basic_block> path;
   bitmap visited = BITMAP_ALLOC (NULL);
 
   while (true)