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authorRoland McGrath <roland@gnu.org>2006-01-30 22:41:14 +0000
committerRoland McGrath <roland@gnu.org>2006-01-30 22:41:14 +0000
commit18e2ac6dbbba2c85bfd7f841b6de586b51769a16 (patch)
tree59231b9ea56f913b800868482b1d537f6e2aeacc /configure.in
parent0ee38163e8824423f0b059d4675745223e91423b (diff)
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2006-01-30 Alexandre Oliva <aoliva@redhat.com>
Roland McGrath <roland@redhat.com> * configure.in (fno_unit_at_a_time): Set to -fno-toplevel-reorder if the compiler supports it. Otherwise use -fno-unit-at-a-time unconditionally. * configure: Regenerated.
Diffstat (limited to 'configure.in')
-rw-r--r--configure.in12
1 files changed, 7 insertions, 5 deletions
diff --git a/configure.in b/configure.in
index b5d4e3ff4b..dfbf3f1420 100644
--- a/configure.in
+++ b/configure.in
@@ -1515,19 +1515,21 @@ EOF
AC_SUBST(libc_cv_fpie)
fi
-AC_CACHE_CHECK(for -fno-unit-at-a-time, libc_cv_fno_unit_at_a_time, [dnl
+AC_CACHE_CHECK(for -fno-toplevel-reorder, libc_cv_fno_toplevel_reorder, [dnl
cat > conftest.c <<EOF
int foo;
EOF
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -S -fno-unit-at-a-time
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -S -fno-toplevel-reorder
conftest.c 1>&AS_MESSAGE_LOG_FD])
then
- libc_cv_fno_unit_at_a_time=yes
+ libc_cv_fno_toplevel_reorder=yes
else
- libc_cv_fno_unit_at_a_time=no
+ libc_cv_fno_toplevel_reorder=no
fi
rm -f conftest*])
-if test $libc_cv_fno_unit_at_a_time = yes; then
+if test $libc_cv_fno_toplevel_reorder = yes; then
+ fno_unit_at_a_time=-fno-toplevel-reorder
+else
fno_unit_at_a_time=-fno-unit-at-a-time
fi
AC_SUBST(fno_unit_at_a_time)