trying to find all the places where
spans might be recorded.
Free can cascade into complicated
span manipulations that move them
from list to list; the old code had the
possibility of accidentally processing
a span twice or jumping to a different
list, causing an infinite loop.
R=r
DELTA=70 (28 added, 25 deleted, 17 changed)
OCL=23704
CL=23710
lets us use a single source file for both 6c and gcc, handling
the incompatible handling of return values.
R=rsc
DELTA=649 (613 added, 35 deleted, 1 changed)
OCL=22682
CL=22730
+ Use macros to name symbols with non-ASCII characters.
+ Make some variables unsigned, because they are compared
against unsigned values.
+ Fix a few void* pointers to be MLink*.
R=rsc
DELTA=94 (44 added, 3 deleted, 47 changed)
OCL=22303
CL=22638
