12 Overloading [over]

12.2 Overload resolution [over.match]

12.2.4 Best viable function [over.match.best]

12.2.4.2 Implicit conversion sequences [over.best.ics]

12.2.4.2.2 Standard conversion sequences [over.ics.scs]

Table 18: Conversions [tab:over.ics.scs]
Conversion
Category
Rank
Subclause
No conversions required
Identity
Lvalue-to-rvalue conversion
Array-to-pointer conversion
Lvalue Transformation
Function-to-pointer conversion
Exact Match
Qualification conversions
Function pointer conversion
Qualification Adjustment
Integral promotions
Floating-point promotion
Promotion
Promotion
Integral conversions
Floating-point conversions
Floating-integral conversions
Pointer conversions
Conversion
Conversion
Pointer-to-member conversions
Boolean conversions