[PATCH] gcov: Fix correctness check for control flow graph solving

[Roman Beliaev]

The check did not actually work due to the wrong condition in a for loop, which
was always false.

gcc/ChangeLog:

        * gcov.cc (solve_flow_graph): Fix condition.
---
 gcc/gcov.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/gcov.cc b/gcc/gcov.cc
index 9dc39fc3235..9797ddd8ca8 100644
--- a/gcc/gcov.cc
+++ b/gcc/gcov.cc
@@ -2852,7 +2852,7 @@ solve_flow_graph (function_info *fn)
 
   /* If the graph has been correctly solved, every block will have a
      valid count.  */
-  for (unsigned i = 0; ix < fn->blocks.size (); i++)
+  for (unsigned i = 0; i < fn->blocks.size (); i++)
     if (!fn->blocks[i].count_valid)
       {
        fnotice (stderr, "%s:graph is unsolvable for '%s'\n",
-- 
2.54.0