updated for version 7.4.537
Problem: Value of v:hlsearch reflects an internal variable.
Solution: Make the value reflect whether search highlighting is actually
displayed. (Christian Brabandt)
diff --git a/src/vim.h b/src/vim.h
index 2a6d9a0..7f3e393 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -1998,7 +1998,7 @@
#ifndef FEAT_VIRTUALEDIT
# define getvvcol(w, p, s, c, e) getvcol(w, p, s, c, e)
-# define virtual_active() 0
+# define virtual_active() FALSE
# define virtual_op FALSE
#endif
@@ -2277,7 +2277,7 @@
#define AUTOLOAD_CHAR '#'
#ifdef FEAT_EVAL
-# define SET_NO_HLSEARCH(flag) no_hlsearch = (flag); set_vim_var_nr(VV_HLSEARCH, !no_hlsearch)
+# define SET_NO_HLSEARCH(flag) no_hlsearch = (flag); set_vim_var_nr(VV_HLSEARCH, !no_hlsearch && p_hls)
#else
# define SET_NO_HLSEARCH(flag) no_hlsearch = (flag)
#endif