blob: dd3a9581d4d0dd940dfaeeb6bdca6a971c497ba0 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
dnl
dnl $Id$
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 $CC accepts --pipe,rtems_cv_gcc_pipe,
[
rtems_cv_gcc_pipe=no
if test "$ac_cv_prog_gcc" = "yes"; then
echo 'void f(){}' >conftest.c
if test -z "`${CC} --pipe -c conftest.c 2>&1`";then
rtems_cv_gcc_pipe=yes
fi
rm -f conftest*
fi
])
])
|
