target  : (4,0xFE) FnInStr4Var
status  : emitted
from    : discovery snippet 'strfn_Var_10' (minimised)

' ---- modProbe.bas
Option Explicit

Public Sub Main()
  Dim s As Variant, r As Variant
  r = InStr(2, s, "b", vbTextCompare)
End Sub

target disasm lines:
  modProbe.Sub Main | 40146A    FEFE 3CFF             FnInStr4Var var_C4
