OK - wasn't kenc ported to Linux for bootstrapping the early Go compilers? Is that version general, or not worth my trying to use?
Thanks, Arnold Charles Forsyth <charles.fors...@gmail.com> wrote: > > > > I doubt very much that using the Plan 9 C compilers will bring much > > additional benefit for finding bugs (except bugs in the compiler!). > > > The cross-file type-checking does sometimes pick up unpleasantness caused > by type mismatches. > It was originally added to allow dynamically-loaded object modules to be > checked against the loading specification. > It has found a few problems elsewhere, including one in Python where one .c > file included a .h with a certain #define > in scope that another .c file didn't define by accident, causing the two .c > files to have completely different memory layouts > for a structure. > > > > Out of curiousity, why is linking against the system libraries so > > hard? I assume a port of kenc to Linux would have a driver program > > that would just invoke the system ld(1). I'd think that getting > > the ABI and generation of ELF (or of standard Linux assembly language) > > correct would be the hard part. > > What am I missing? > > > It works very differently from what you expect > http://9p.io/sys/doc/compiler.html <http://9p.io/sys/doc/compiler.html>: > > The compiler is a single program that produces an object file. Combined in > the compiler are the traditional roles of preprocessor, lexical analyzer, > parser, code generator, local optimizer, and first half of the assembler. > The object files are binary forms of assembly language, similar to what > might be passed between the first and second passes of an assembler. > > Object files and libraries are combined by a loader program to produce the > executable binary. The loader combines the roles of second half of the > assembler, global optimizer, and loader. ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/T4d77cc95ab4ed70c-M6a254c61dea5a9cdc6797bc2 Delivery options: https://9fans.topicbox.com/groups/9fans/subscription
