vim-patch:8.2.3625: illegal memory access when C-indenting

Problem:    Illegal memory access when C-indenting.
Solution:   Also set the cursor column.
2de9b7c7c8

src/nvim/indent_c.c

@@ -1428,7 +1428,7 @@ static pos_T *find_start_brace(void)  // XXX
       break;
     }
     if (pos != NULL) {
-      curwin->w_cursor.lnum = pos->lnum;
+      curwin->w_cursor = *pos;
     }
   }
   curwin->w_cursor = cursor_save;

src/nvim/testdir/test_cindent.vim

@@ -5303,4 +5303,16 @@ func Test_backslash_at_end_of_line()
   bwipe!
 endfunc
 
+func Test_find_brace_backwards()
+  " this was looking beyond the end of the line
+  new
+  norm R/*
+  norm o0{
+  norm o//
+  norm V{=
+  call assert_equal(['/*', '   0{', '//'], getline(1, 3))
+  bwipe!
+endfunc
+
+
 " vim: shiftwidth=2 sts=2 expandtab