SYS_SCTP_GENERIC_RECVMSG     = 474 // { int sctp_generic_recvmsg(int sd, struct iovec *iov, int iovlen, struct sockaddr *from, __socklen_t *fromlenaddr, struct sctp_sndrcvinfo *sinfo, int *msg_flags); }
	SYS_PREAD                    = 475 // { ssize_t pread(int fd, void *buf, size_t nbyte, off_t offset); }
	SYS_PWRITE                   = 476 // { ssize_t pwrite(int fd, const void *buf, size_t nbyte, off_t offset); }

	SYS_SCTP_GENERIC_RECVMSG     = 474 // { int sctp_generic_recvmsg(int sd, struct iovec *iov, int iovlen, struct sockaddr *from, __socklen_t *fromlenaddr, struct sctp_sndrcvinfo *sinfo, int *msg_flags); }
	SYS_PREAD                    = 475 // { ssize_t pread(int fd, void *buf, size_t nbyte, off_t offset); }
	SYS_PWRITE                   = 476 // { ssize_t pwrite(int fd, const void *buf, size_t nbyte, off_t offset); }

var _ bisect.Matcher

func usage() {
	fmt.Fprintf(os.Stderr, "usage: bisect [flags] [var=value...] command [arguments...]\n")
	flag.PrintDefaults()
	os.Exit(2)
}

func main() {
	log.SetFlags(0)
	log.SetPrefix("bisect: ")

	var b Bisect
	b.Stdout = os.Stdout
	b.Stderr = os.Stderr
	flag.IntVar(&b.Max, "max", 0, "stop after finding `m` failing change sets")

	SYS_SCTP_GENERIC_RECVMSG     = 474 // { int sctp_generic_recvmsg(int sd, struct iovec *iov, int iovlen, struct sockaddr * from, __socklen_t *fromlenaddr, struct sctp_sndrcvinfo *sinfo, int *msg_flags); }
	SYS_PREAD                    = 475 // { ssize_t pread(int fd, void *buf, size_t nbyte, off_t offset); }
	SYS_PWRITE                   = 476 // { ssize_t pwrite(int fd, const void *buf, size_t nbyte, off_t offset); }

	DT_FINI_ARRAYSZ DynTag = 28 /* Size in bytes of the array of termination functions. */
	DT_RUNPATH      DynTag = 29 /* String table offset of a null-terminated library search path string. */
	DT_FLAGS        DynTag = 30 /* Object specific flag values. */
	DT_ENCODING     DynTag = 32 /* Values greater than or equal to DT_ENCODING
	   and less than DT_LOOS follow the rules for
	   the interpretation of the d_un union

	SYS_SCTP_GENERIC_RECVMSG     = 474 // { int sctp_generic_recvmsg(int sd, struct iovec *iov, int iovlen, struct sockaddr * from, __socklen_t *fromlenaddr, struct sctp_sndrcvinfo *sinfo, int *msg_flags); }
	SYS_PREAD                    = 475 // { ssize_t pread(int fd, void *buf, size_t nbyte, off_t offset); }
	SYS_PWRITE                   = 476 // { ssize_t pwrite(int fd, const void *buf, size_t nbyte, off_t offset); }

	PGOProfile        string               // path to PGO profile
	ForMain           string               // the main package if this package is built specifically for it

	Asmflags   []string // -asmflags for this package
	Gcflags    []string // -gcflags for this package
	Ldflags    []string // -ldflags for this package
	Gccgoflags []string // -gccgoflags for this package
}

				else if (!(cret = setjmp(state.gotcha)))
				{
					alarm(HUNG);
					cret = regsubcomp(&preg, p, NiL, 0, 0);
					alarm(0);
				}
				if (!cret && *(p += preg.re_npat) && !(preg.re_sub->re_flags & REG_SUB_LAST))
				{
					if (catchfree(&preg, flags, tabs, line, re, s, ans, msg, NiL, NiL, 0, 0, skip, level, test))
						continue;
					cret = REG_EFLAGS;
				}
			}
#endif
#if _REG_decomp

	} else {
		gopathInstallDir = filepath.Join(depP.PkgTargetRoot, "testshared")
	}
	return m.Run(), nil
}

func TestMain(m *testing.M) {
	log.SetFlags(log.Lshortfile)
	flag.Parse()

	exitCode, err := testMain(m)
	if err != nil {
		log.Fatal(err)
	}
	os.Exit(exitCode)
}

			// environment variable so that it applies to
			// both the test itself and to binaries built
			// by the test.
			goFlagsList := []string{}
			for _, flag := range []string{"-gcflags", "-asmflags"} {
				for _, hookPkg := range hookPkgs {
					goFlagsList = append(goFlagsList, flag+"="+hookPkg+"=-d=maymorestack=runtime."+hook)
				}
				for _, unhookPkg := range unhookPkgs {