Sync changes to SLFO-1.2 branch

vim-7.3-sh_is_bash.patch

@@ -1,8 +1,8 @@
-Index: vim-9.1.1230/runtime/syntax/sh.vim
+Index: vim-9.1.1406/runtime/syntax/sh.vim
 ===================================================================
---- vim-9.1.1230.orig/runtime/syntax/sh.vim
-+++ vim-9.1.1230/runtime/syntax/sh.vim
-@@ -80,6 +80,13 @@ if exists("b:is_kornshell") || exists("b
+--- vim-9.1.1406.orig/runtime/syntax/sh.vim
++++ vim-9.1.1406/runtime/syntax/sh.vim
+@@ -142,6 +142,13 @@ if exists("b:is_kornshell") || exists("b
   endif
  endif
  

vim-9.1.1508.tar.gz

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6229dd8856364b0edb6d76e1c6f4a4a61b404d283c2a61833816b47afc9a8b06
-size 18571702

vim.spec

@@ -17,7 +17,7 @@
 
 
 %define pkg_version 9.1
-%define patchlevel 1508
+%define patchlevel 1406
 %define patchlevel_compact %{patchlevel}
 %define VIM_SUBDIR vim91
 %define site_runtimepath %{_datadir}/vim/site
@@ -228,7 +228,9 @@ cp %{SOURCE23} runtime/syntax/apparmor.vim
 cp %{SOURCE3} %{SOURCE4} %{SOURCE5} %{SOURCE8} %{SOURCE10} .
 
 %build
-export CFLAGS="%{optflags} -Wall -pipe -fno-strict-aliasing"
+## about -std=gnu17 see github.com/vim/vim/issues/16575;
+## use -std=gnu11 here to allow build on Leap 15.6
+export CFLAGS="%{optflags} -Wall -pipe -fno-strict-aliasing -std=gnu11"
 export CFLAGS=${CFLAGS/-D_FORTIFY_SOURCE=2/-D_FORTIFY_SOURCE=1}
 
 export COMMON_OPTIONS="\