Add missing edge probability in expand_oacc_for

Add missing edge probability in expand_oacc_for

 ;;   basic block 10, loop depth 1, freq 0, maybe hot
 ;;    prev block 9, next block 19, flags: (NEW, REACHABLE)
 ;;    pred:       18 (FALSE_VALUE)
 ;;                9 (FALSE_VALUE)
   GIMPLE_NOP
   .chunk_no.7D.1948 = .chunk_no.7D.1948 + 1;
   if (.chunk_no.7D.1948 < .chunk_max.6D.1949)
-    goto <bb 18>; [INV] [count: INV]
+    goto <bb 18>; [80.01%] [count: INV]
   else
-    goto <bb 19>; [100.00%] [count: INV]
+    goto <bb 19>; [19.99%] [count: INV]

2017-08-06  Tom de Vries  <tom@codesourcery.com>

	* omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
	loop.

From-SVN: r250899