forked from Imagelibrary/rtems
22 lines
432 B
Plaintext
22 lines
432 B
Plaintext
dnl
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dnl $Id$
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dnl
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dnl Check whether the target compiler accepts -pipe
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dnl
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AC_DEFUN([RTEMS_GCC_PIPE],
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[AC_REQUIRE([RTEMS_PROG_CC])
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AC_REQUIRE([AC_CANONICAL_HOST])
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AC_CACHE_CHECK(whether $CC accepts --pipe,rtems_cv_gcc_pipe,
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[
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rtems_cv_gcc_pipe=no
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if test x"$GCC" = x"yes"; then
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echo 'void f(){}' >conftest.c
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if test -z "`${CC} --pipe -c conftest.c 2>&1`";then
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rtems_cv_gcc_pipe=yes
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fi
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rm -f conftest*
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fi
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])
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])
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