patch 8.0.0546: swap file exists briefly when opening the command window commit https://github.com/vim/vim/commit/3bab93998d01a01b7f2a071fa3b8054bb0094625 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Apr 7 15:42:25 2017 +0200 patch 8.0.0546: swap file exists briefly when opening the command window Problem: Swap file exists briefly when opening the command window. Solution: Set the noswapfile command modifier before splitting the window. (James McCoy, closes #1620)

Results of test65:
123.456000
1.234560e+02
123.456
+=
7.777
6.234
8.333
==
1
0
add-subtract
5.234
-6.766
mult-div
4.936
0.003241
dict
{'x': 1.234, 'y': -2.0e20}
list
[-123.4, 2.0e-20]
abs
1456
4
-1
14.56
54.32
ceil
2.0
-5.0
-4.0
floor
1.0
-6.0
4.0
log10
3.0
-2.0
pow
27.0
65536.0
round
0.0
5.0
-5.0
sqrt
10.0
str2float
1.0e40
trunc
1.0
-5.0
4.0
float2nr
123
-123
AND
127
16
0
OR
23
15
123
XOR
0
111
255
invert
65408
65519
65407
0