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dnl

dnl $Id: gcc-pipe.m4,v 1.2 2001-09-27 11:59:11 chris Exp $

dnl

dnl Check whether the target compiler accepts -pipe

dnl

AC_DEFUN(RTEMS_GCC_PIPE,

[AC_REQUIRE([RTEMS_PROG_CC])

AC_REQUIRE([AC_CANONICAL_HOST])

AC_CACHE_CHECK(whether $CC_FOR_TARGET accepts --pipe,rtems_cv_gcc_pipe,

[

rtems_cv_gcc_pipe=no

if test "$rtems_cv_prog_gcc" = "yes"; then

    echo 'void f(){}' >conftest.c

    if test -z "`${CC_FOR_TARGET} --pipe -c conftest.c 2>&1`";then

      rtems_cv_gcc_pipe=yes

    fi

    rm -f conftest*

fi

])

])