vim-patch:7.4.2230 (#6080)

Problem:    There is no equivalent of 'smartcase' for a tag search.
Solution:   Add value "followscs" and "smart" to 'tagcase'. (Christian
            Brabandt, closes vim/vim#712) Turn tagcase test into new style.

https://github.com/vim/vim/commit/66e29d7112e437b2b50efe1f82c7e892736d23e4

1 files changed, 10 insertions, 4 deletions

diff --git a/src/nvim/search.c b/src/nvim/search.c
index a9766a406e..ba6c4e6548 100644
--- a/src/nvim/search.c
+++ b/src/nvim/search.c
@@ -308,13 +308,19 @@ void free_search_patterns(void)
  */
 int ignorecase(char_u *pat)
 {
-  int ic = p_ic;
+  return ignorecase_opt(pat, p_ic, p_scs);
+}
 
-  if (ic && !no_smartcase && p_scs
+/// As ignorecase() put pass the "ic" and "scs" flags.
+int ignorecase_opt(char_u *pat, int ic_in, int scs)
+{
+  int ic = ic_in;
+  if (ic && !no_smartcase && scs
       && !(ctrl_x_mode && curbuf->b_p_inf)
-      )
+      ) {
     ic = !pat_has_uppercase(pat);
-  no_smartcase = FALSE;
+  }
+  no_smartcase = false;
 
   return ic;
 }