+# Check whether --with-cloog-lib was given.
+if test "${with_cloog_lib+set}" = set; then :
+ withval=$with_cloog_lib;
+fi
+
+
+ # Check whether --enable-cloog-backend was given.
+if test "${enable_cloog_backend+set}" = set; then :
+ enableval=$enable_cloog_backend; if test "x${enableval}" = "xisl"; then
+ cloog_backend=isl
+ elif test "x${enableval}" = "xppl"; then
+ cloog_backend=ppl
+ else
+ cloog_backend=ppl-legacy
+ fi
+else
+ cloog_backend=ppl-legacy
+fi
+
+ # Check whether --enable-cloog-version-check was given.
+if test "${enable_cloog_version_check+set}" = set; then :
+ enableval=$enable_cloog_version_check; ENABLE_CLOOG_CHECK=$enableval
+else
+ ENABLE_CLOOG_CHECK=yes
+fi
+
+
+ # Initialize clooglibs and clooginc.
+ case $with_cloog in
+ no)
+ clooglibs=
+ clooginc=
+ ;;
+ "" | yes)
+ ;;
+ *)
+ clooglibs="-L$with_cloog/lib"
+ clooginc="-I$with_cloog/include"
+ ;;
+ esac
+ if test "x${with_cloog_include}" != x ; then
+ clooginc="-I$with_cloog_include"
+ fi
+ if test "x${with_cloog_lib}" != x; then
+ clooglibs="-L$with_cloog_lib"
+ fi
+
+
+
+
+
+if test "x$with_ppl" = "xno"; then
+
+
+
+ if test "x${with_cloog}" = xno; then
+ graphite_requested=no
+ elif test "x${with_cloog}" != x \
+ || test "x${with_cloog_include}" != x \
+ || test "x${with_cloog_lib}" != x ; then
+ graphite_requested=yes
+ else
+ graphite_requested=no
+ fi
+
+
+ if test "${graphite_requested}" = yes; then
+ as_fn_error "Unable to find a usable PPL. See config.log for details." "$LINENO" 5
+ fi
+ with_cloog=no
+fi
+if test "x${with_cloog}" = x && test "x${with_cloog_include}" = x \
+ && test "x${with_cloog_lib}" = x && test -d ${srcdir}/cloog; then
+ clooglibs='-L$$r/$(HOST_SUBDIR)/cloog/'"$lt_cv_objdir"' '
+ clooginc='-I$$r/$(HOST_SUBDIR)/cloog/include -I$$s/cloog/include '
+fi
+if test "x$with_cloog" != "xno"; then
+
+
+
+ _cloog_saved_CFLAGS=$CFLAGS
+ _cloog_saved_CPPFLAGS=$CPPFLAGS
+ _cloog_saved_LDFLAGS=$LDFLAGS
+ _cloog_saved_LIBS=$LIBS
+
+ _cloogorginc="-DCLOOG_INT_GMP -DCLOOG_ORG"
+
+ CFLAGS="${CFLAGS} ${clooginc} ${gmpinc}"
+ CPPFLAGS="${CPPFLAGS} ${_cloogorginc}"
+ LDFLAGS="${LDFLAGS} ${clooglibs}"
+
+ case $cloog_backend in
+ "ppl-legacy")
+ CFLAGS="${CFLAGS} ${pplinc}"
+ LDFLAGS="${LDFLAGS} ${ppllibs}"
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for installed CLooG PPL Legacy" >&5
+$as_echo_n "checking for installed CLooG PPL Legacy... " >&6; }
+if test "${gcc_cv_cloog_type+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ LIBS="-lcloog ${_cloog_saved_LIBS}"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include "cloog/cloog.h"
+int
+main ()
+{
+#ifndef CLOOG_PPL_BACKEND
+ choke me
+ #endif
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ gcc_cv_cloog_type="PPL Legacy"
+else
+ gcc_cv_cloog_type=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_cloog_type" >&5
+$as_echo "$gcc_cv_cloog_type" >&6; }
+ ;;
+ "isl")
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for installed CLooG ISL" >&5
+$as_echo_n "checking for installed CLooG ISL... " >&6; }
+if test "${gcc_cv_cloog_type+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ LIBS="-lcloog-isl ${_cloog_saved_LIBS}"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include "cloog/cloog.h"
+int
+main ()
+{
+cloog_version ()
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ gcc_cv_cloog_type="ISL"
+else
+ gcc_cv_cloog_type=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_cloog_type" >&5
+$as_echo "$gcc_cv_cloog_type" >&6; }
+ ;;
+ "ppl")
+ CFLAGS="${CFLAGS} ${pplinc}"
+ LDFLAGS="${LDFLAGS} ${ppllibs}"
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for installed CLooG PPL" >&5
+$as_echo_n "checking for installed CLooG PPL... " >&6; }
+if test "${gcc_cv_cloog_type+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ LIBS="-lcloog-ppl ${_cloog_saved_LIBS}"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include "cloog/cloog.h"
+ #include "cloog/ppl/cloog.h"
+int
+main ()
+{
+cloog_version ()
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ gcc_cv_cloog_type="PPL"
+else
+ gcc_cv_cloog_type=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_cloog_type" >&5
+$as_echo "$gcc_cv_cloog_type" >&6; }
+ ;;
+ *)
+ gcc_cv_cloog_type=""
+ esac
+
+ case $gcc_cv_cloog_type in
+ "PPL Legacy")
+ clooginc="${clooginc}"
+ clooglibs="${clooglibs} -lcloog"
+ cloog_org=no
+ ;;
+ "ISL")
+ clooginc="${clooginc} ${_cloogorginc}"
+ clooglibs="${clooglibs} -lcloog-isl -lisl"
+ cloog_org=yes
+ ;;
+ "PPL")
+ clooginc="${clooginc} ${_cloogorginc}"
+ clooglibs="${clooglibs} -lcloog-ppl"
+ cloog_org=yes
+ ;;
+ *)
+ clooglibs=
+ clooginc=
+ cloog_org=
+ ;;
+ esac
+
+ LIBS=$_cloog_saved_LIBS
+ CFLAGS=$_cloog_saved_CFLAGS
+ CPPFLAGS=$_cloog_saved_CPPFLAGS
+ LDFLAGS=$_cloog_saved_LDFLAGS
+
+
+
+
+
+ if test "${ENABLE_CLOOG_CHECK}" = yes ; then
+ _cloog_saved_CFLAGS=$CFLAGS
+ _cloog_saved_LDFLAGS=$LDFLAGS
+
+ CFLAGS="${_cloog_saved_CFLAGS} ${clooginc} ${pplinc} ${gmpinc}"
+ LDFLAGS="${_cloog_saved_LDFLAGS} ${clooglibs} ${ppllibs}"
+
+ if test "${cloog_org}" = yes ; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for version 0.16.1 of CLooG" >&5
+$as_echo_n "checking for version 0.16.1 of CLooG... " >&6; }
+if test "${gcc_cv_cloog_ct_0_14_0+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include "cloog/cloog.h"
+int
+main ()
+{
+#if CLOOG_VERSION_MAJOR != 0 \
+ || CLOOG_VERSION_MINOR != 16 \
+ || CLOOG_VERSION_REVISION < 1
+ choke me
+ #endif
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gcc_cv_cloog_ct_0_14_0=yes
+else
+ gcc_cv_cloog_ct_0_14_0=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_cloog_ct_0_14_0" >&5
+$as_echo "$gcc_cv_cloog_ct_0_14_0" >&6; }
+ elif test "${cloog_org}" = no ; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for version 0.15.5 (or later revision) of CLooG" >&5
+$as_echo_n "checking for version 0.15.5 (or later revision) of CLooG... " >&6; }
+if test "${gcc_cv_cloog_ct_0_15_5+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include "cloog/cloog.h"
+int
+main ()
+{
+#if CLOOG_VERSION_MAJOR != 0 \
+ || CLOOG_VERSION_MINOR != 15 \
+ || CLOOG_VERSION_REVISION < 5
+ choke me
+ #endif
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include "cloog/cloog.h"
+int
+main ()
+{
+#if CLOOG_VERSION_MAJOR != 0 \
+ || CLOOG_VERSION_MINOR != 15 \
+ || CLOOG_VERSION_REVISION < 9
+ choke me
+ #endif
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ gcc_cv_cloog_ct_0_15_5=yes
+else
+ gcc_cv_cloog_ct_0_15_5="buggy but acceptable"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+else
+ gcc_cv_cloog_ct_0_15_5=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_cloog_ct_0_15_5" >&5
+$as_echo "$gcc_cv_cloog_ct_0_15_5" >&6; }
+ fi
+
+ CFLAGS=$_cloog_saved_CFLAGS
+ LDFLAGS=$_cloog_saved_LDFLAGS
+ fi
+
+
+
+
+
+
+
+ if test "x${with_cloog}" = xno; then
+ graphite_requested=no
+ elif test "x${with_cloog}" != x \
+ || test "x${with_cloog_include}" != x \
+ || test "x${with_cloog_lib}" != x ; then
+ graphite_requested=yes
+ else
+ graphite_requested=no
+ fi
+
+
+
+ if test "${gcc_cv_cloog_ct_0_14_0}" = no \
+ || test "${gcc_cv_cloog_rt_0_14_0}" = no \
+ || test "${gcc_cv_cloog_ct_0_15_5}" = no; then
+ clooglibs=
+ clooginc=
+ fi
+
+ if test "${graphite_requested}" = yes \
+ && test "x${clooglibs}" = x \
+ && test "x${clooginc}" = x ; then
+
+ as_fn_error "Unable to find a usable CLooG. See config.log for details." "$LINENO" 5
+ fi
+
+
+fi
+
+# Check for LTO support.
+# Check whether --enable-lto was given.
+if test "${enable_lto+set}" = set; then :
+ enableval=$enable_lto; enable_lto=$enableval
+else
+ enable_lto=yes; default_enable_lto=yes
+fi
+
+