forked from Imagelibrary/rtems
2dbd07f8dc
* aclocal/gcc-pipe.m4: Use $GCC instead of ac_cv_prog_gcc (autoconf standard). * aclocal/gcc-specs.m4: Use $GCC instead of ac_cv_prog_gcc (autoconf standard). * aclocal/multilib.m4: Fix m4-quoting (BUG-FIX). * aclocal/check-bsp-cache.m4: Fix m4-quoting (autoconf-2.49b). * aclocal/prog-cc.m4: Use $GCC instead of ac_cv_prog_gcc (autoconf standard), replace CC_FOR_TARGET with CC (BUG-FIX).
22 lines
430 B
Plaintext
22 lines
430 B
Plaintext
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 $CC accepts --pipe,rtems_cv_gcc_pipe,
|
|
[
|
|
rtems_cv_gcc_pipe=no
|
|
if test x"$GCC" = x"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
|
|
])
|
|
])
|