From 67056529281efabb41050b9840ce5649a7e6e7a3 Mon Sep 17 00:00:00 2001
From: rover <pathfinder2013@126.com>
Date: Sun, 1 Jan 2017 21:14:50 +0800
Subject: vim-patch:7.4.2019

Problem:    When ignoring case utf_fold() may consume a lot of time.
Solution:   Optimize for ASCII.

https://github.com/vim/vim/commit/c4a927ca8dc383190d5df2cacd3f966698b6190c
---
 src/nvim/mbyte.c   | 4 ++++
 src/nvim/version.c | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/nvim/mbyte.c b/src/nvim/mbyte.c
index 2ecd86974e..e8b1131767 100644
--- a/src/nvim/mbyte.c
+++ b/src/nvim/mbyte.c
@@ -1315,6 +1315,10 @@ static int utf_convert(int a, const convertStruct *const table, size_t n_items)
  */
 int utf_fold(int a)
 {
+  if (a < 0x80) {
+    // be fast for ASCII
+    return a >= 0x41 && a <= 0x5a ? a + 32 : a;
+  }
   return utf_convert(a, foldCase, ARRAY_SIZE(foldCase));
 }
 
diff --git a/src/nvim/version.c b/src/nvim/version.c
index be17b6775a..9ad40cddd2 100644
--- a/src/nvim/version.c
+++ b/src/nvim/version.c
@@ -421,7 +421,7 @@ static int included_patches[] = {
   // 2022,
   // 2021,
   // 2020 NA
-  // 2019,
+  2019,
   // 2018,
   // 2017,
   // 2016 NA
-- 
cgit 


From 13e2e2207354d940921dd5a95e322715b74c06a4 Mon Sep 17 00:00:00 2001
From: rover <pathfinder2013@126.com>
Date: Sun, 1 Jan 2017 21:30:32 +0800
Subject: vim-patch:7.4.2028

Problem:    cppcheck warns for using index before limits check.
Solution:   Swap the expressions. (Dominique Pelle)

https://github.com/vim/vim/commit/5498a41f5a62c3877fee0185adf3bf7245a9a547
---
 src/nvim/mbyte.c   | 9 +++++----
 src/nvim/version.c | 2 +-
 2 files changed, 6 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/nvim/mbyte.c b/src/nvim/mbyte.c
index e8b1131767..ec4969d4f6 100644
--- a/src/nvim/mbyte.c
+++ b/src/nvim/mbyte.c
@@ -2109,13 +2109,14 @@ char_u * enc_locale(void)
     } else
       s = p + 1;
   }
-  for (i = 0; s[i] != NUL && i < (int)sizeof(buf) - 1; ++i) {
-    if (s[i] == '_' || s[i] == '-')
+  for (i = 0; i < (int)sizeof(buf) - 1 && s[i] != NUL; i++) {
+    if (s[i] == '_' || s[i] == '-') {
       buf[i] = '-';
-    else if (isalnum((int)s[i]))
+    } else if (isalnum((int)s[i])) {
       buf[i] = TOLOWER_ASC(s[i]);
-    else
+    } else {
       break;
+    }
   }
   buf[i] = NUL;
 
diff --git a/src/nvim/version.c b/src/nvim/version.c
index 9ad40cddd2..8497d213e7 100644
--- a/src/nvim/version.c
+++ b/src/nvim/version.c
@@ -412,7 +412,7 @@ static int included_patches[] = {
   // 2031,
   // 2030 NA
   // 2029,
-  // 2028,
+  2028,
   // 2027 NA
   // 2026 NA
   // 2025 NA
-- 
cgit