commit https://github.com/vim/vim/commit/62ef797496c6243d111c596a592a8ef8c1d1e710 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jan 19 14:51:54 2016 +0100 patch 7.4.1137 Problem: Illegal memory access when using :copen and :cclose. Solution: Avoid that curbuf is invalid. (suggestion by Justin M. Keyes) Add a test.

Results of test68:


{
a
b
}


{
a  
b  

a  
b
}


{
a



a


}


{
a b
#a b

a b
#a b
}


{
  1 a
    b
# 1 a
#   b
}


{

  x a
    b_
    c

}


{
# 1 a
#   b
}


{
# x a
#   b
}


{ 1aa ^^2bb }


/* abc def ghi jkl 
 *    mno pqr stu 
 *    vwx yz
 */


# 1 xxxxx
#   foobar