(note the final L) for ia32 and ia64 long doubles.
p4raw-id: //depot/perl@17077
s/^\&\&// && do { $new .= " &&"; next;}; # handle && operator
s/^\&([\(a-z\)]+)/$1/i; # hack for things that take the address of
s/^(\s+)// && do {$new .= ' '; next;};
- s/^(0X[0-9A-F]+)[UL]*//i && do {$new .= lc($1); next;};
- s/^(-?\d+\.\d+E[-+]?\d+)F?//i && do {$new .= $1; next;};
+ s/^(0X[0-9A-F]+)[UL]*//i && do {$new .= lc($1); next;};
+ s/^(-?\d+\.\d+E[-+]?\d+)[FL]?//i && do {$new .= $1; next;};
s/^(\d+)\s*[LU]*//i && do {$new .= $1; next;};
s/^("(\\"|[^"])*")// && do {$new .= $1; next;};
s/^'((\\"|[^"])*)'// && do {