The Select component with showAction focus and click is closed immediately when the previously selected component has a blur action with an expensive function

[krailler]

• I have searched the issues of this repository and believe that this is not a duplicate.

Reproduction link

Steps to reproduce

When you click on the input and then click on the select, the options will be show and hidden immediately.

What is expected?

The select options are shown and don't hide when the focus event arrives.

What is actually happening?

The select options are hidden immediately when the focus event arrives.

Environment	Info
antd	3.25.3
React	latest (16.12.0)
System	macOS Catalina 10.15
Browser	Chrome/78.0.3904.108

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This only passes when the previously selected component has a blur action with an expensive function.

Refs:
#14296
#6873

[zsf3]

any update on this one? I am facing same issue and I do not have any onblur prop on select.