On Wed, Oct 12, 2011 at 07:51:18PM -0000, Rafael Espindola wrote: > Author: rafael > Date: Wed Oct 12 14:51:18 2011 > New Revision: 141803 > > URL: http://llvm.org/viewvc/llvm-project?rev=141803&view=rev > Log: > Add returns_twice to functions that are known to return twice. This implements > the same behavior of gcc by keeping the attribute out of the function type. > > @@ -672,6 +673,17 @@ > // POSIX unistd.h > LIBBUILTIN(_exit, "vi", "fr", "unistd.h", ALL_LANGUAGES) > // POSIX setjmp.h > + > +LIBBUILTIN(_setjmp, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > +LIBBUILTIN(__sigsetjmp, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > +LIBBUILTIN(setjmp, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > +LIBBUILTIN(sigsetjmp, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > +LIBBUILTIN(setjmp_syscall, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > +LIBBUILTIN(savectx, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > +LIBBUILTIN(qsetjmp, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > +LIBBUILTIN(vfork, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > +LIBBUILTIN(getcontext, "iJ", "fj", "setjmp.h", ALL_LANGUAGES) > + > LIBBUILTIN(_longjmp, "vJi", "fr", "setjmp.h", ALL_LANGUAGES) > LIBBUILTIN(siglongjmp, "vSJi", "fr", "setjmp.h", ALL_LANGUAGES) > // non-standard but very common
The savectx "builtin" creates warning regressions for NetBSD and supposedly the other BSDs. I can't find any source for savectx and qsetjmp with google -- at least savectx was originally questioned when it was added in LLVM. Does anywhere know a system where they do exist? Otherwise I would advocate to just remove them from the list. Joerg _______________________________________________ cfe-commits mailing list [email protected] http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
