{"%184467440737095516170v", 0, "%!(NOVERB)%!(EXTRA int=0)"},
	// Extra argument errors should format without flags set.
	{"%010.2", "12345", "%!(NOVERB)%!(EXTRA string=12345)"},

	// Test that maps with non-reflexive keys print all keys and values.
	{"%v", map[float64]int{NaN: 1, NaN: 1}, "map[NaN:1 NaN:1]"},

	// Comparison of padding rules with C printf.
	/*
		C program:
		#include <stdio.h>

		char *format[] = {

}

var (
	IsInt     [NTYPE]bool
	IsFloat   [NTYPE]bool
	IsComplex [NTYPE]bool
	IsSimple  [NTYPE]bool
)

var IsOrdered [NTYPE]bool

// IsReflexive reports whether t has a reflexive equality operator.
// That is, if x==x for all x of type t.
func IsReflexive(t *Type) bool {
	switch t.Kind() {
	case TBOOL,
		TINT,
		TUINT,
		TINT8,
		TUINT8,
		TINT16,
		TUINT16,

		}
		repr = append(repr, stringFor(t)...)
	}
	if len(out) > 1 {
		repr = append(repr, ')')
	}
	return string(repr)
}

// isReflexive reports whether the == operation on the type is reflexive.
// That is, x == x for all values x of type t.
func isReflexive(t *abi.Type) bool {
	switch Kind(t.Kind()) {