xlc 最新的c 版本。
xlc_r 多线程支持 基本上 = xlc -lpthread
xlc_r4 ----- = xlc -ldcepthreads
找这个问题发现 这些东西在中文上搜索是不行的。
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- ANSI C compiler with UNIX header files. Use this command for most new C programs.
- Extended C compiler. This command invokes a non-ANSI compliant compiler. Use it for legacy C programs.
- Strict ANSI C compiler with ANSI header files. Use this command for maximum portability of your C programs.
- Native (i.e., non-cfront) C++ compiler. Use this command for compiling and linking all C++ code.
- xlc_r, cc_r; xlC_r: For use with POSIX threads
- xlc_r4, cc_r4; xlC_r4, CC_r4: For use with DCE threads