suppress warnings from xvect.h and xhash.h
update xfile.h (suppress warnings)
use UNREAHCABLE for pic_vtype
the contents of blob object must be a chunk of unsigned char
suppress warnings of implicit size_t <-> int conversion (blob.c)
integer->char: assure given integer range
arena_idx in struct pic_cont did not match its type with pic_state's one
remove redundant semicolon
internal representation of floating point number is not float type but double
pic_sym is now just an alias of int
simplify some mathematical functions implementations
return value from pic_get_args is of int type
clock_t can be cast to int type
supporess maybe-uninitialized warning
refactor port.c. strict type casts.
refactor dict.c stritc type casts
change int to size_t
Merge branch 'iso-c-compliance'