Mix positional and non-positional: %*4$F
Mix positional and non-positional: %4$*F
Mix positional and non-positional: %.*4$F
Mix positional and non-positional: %4$.*F
Simple Positional: %4$F
Simple Positional: %3$F
Invalid Type (no fp): %f
Duplicate flags: %# #F
Full Positional: %2$*3$.*1$F
Full Positional: %*3$.*1$2$F
Multiple Positionals: %4$*3$.*1$2$F
Multiple Positionals: %4$#6$*3$.*1$2$F
Positional before flags: %4$#*3$.*6$F
Positional after flags: %#4$*3$.*6$F
Zero is a flag: %04$F
Out of range, but should select correctly: %64$F
Multiple args: %4$F %1$F %*3$7$F
Reused arg: %p %d %1$F