in flash, ignorecase = true, When the label is the same as the next search character, but with a different case, the jump position is incorrect

[HenryTSZ]

Describe the bug
in flash, ignorecase = true, When the label is the same as the next search character, but with a different case, the jump position is incorrect

To Reproduce
Steps to reproduce the behavior:

in this case:

|the flash
thH flash
the flash

I want to go there

the flash
t|hH flash
the flash

1. input fhh

get this

t|he flash
thH flash
the flash

Expected behavior

the flash
t|hH flash
the flash

Screenshots