aboutsummaryrefslogtreecommitdiff
path: root/config
diff options
context:
space:
mode:
authorH.J. Lu <hjl.tools@gmail.com>2012-08-26 14:34:40 +0000
committerH.J. Lu <hjl.tools@gmail.com>2012-08-26 14:34:40 +0000
commit7ec59b9efafe625e0794f2844d99c9b7dea4c56a (patch)
treef15ce47473ee229ddca1ce0b5a281e6d5b111f19 /config
parentf87f9c614c974f57911d987b40c3ff19b0e3ee17 (diff)
downloadgdb-7ec59b9efafe625e0794f2844d99c9b7dea4c56a.zip
gdb-7ec59b9efafe625e0794f2844d99c9b7dea4c56a.tar.gz
gdb-7ec59b9efafe625e0794f2844d99c9b7dea4c56a.tar.bz2
Sync toplevel files with GCC tree
2012-08-14 Diego Novillo <dnovillo@google.com> Merge from cxx-conversion branch. * Makefile.tpl (STAGE[+id+]_CXXFLAGS): Remove POSTSTAGE1_CONFIGURE_FLAGS. * Makefile.in: Regenerate. * configure.ac (ENABLE_BUILD_WITH_CXX): Remove. Update all users. Force C++ when bootstrapping. * configure: Regenerate. 2012-07-06 Richard Guenther <rguenther@suse.de> * Makefile.def (cloog): Pass $(HOST_GMPINC) and $(HOST_ISLINC) as CPPFLAGS, pass path to built gmp as LDFLAGS, always use --with-gmp=system. * Makefile.in: Regenerated. * configure: Likewise. 2012-07-06 Richard Guenther <rguenther@suse.de> * configure.ac (extra_isl_gmp_configure_flags): Initialize and subst. * Makefile.def (isl): Use extra_isl_gmp_configure_flags and supply V=1 as extra_make_flags. * configure: Regenerated. * Makefile.in: Likewise. 2012-07-03 Richard Guenther <rguenther@suse.de> * Makfile.def (isl): Remove not necessary extra_exports and extra_make_flags. (cloog): Use $$CPPFLAGS instead of ${CPPFLAGS}. * Makefile.in: Regenerated. 2012-07-03 Richard Guenther <rguenther@suse.de> * Makefile.def (cloog): Add V=1 to extra_make_flags. * configure.ac: If either the ISL or the CLooG check failed do not try to build in-tree versions. * Makefile.in: Regenerated. * configure: Regenerated. 2012-07-02 Richard Guenther <rguenther@suse.de> Michael Matz <matz@suse.de> Tobias Grosser <tobias@grosser.es> Sebastian Pop <sebpop@gmail.com> * Makefile.def: Add ISL host module, remove PPL host module. Adjust ClooG host module to use the proper ISL. * Makefile.tpl: Pass ISL include flags instead of PPL ones. * configure.ac: Include config/isl.m4. Add ISL host library, remove PPL. Remove PPL configury, add ISL configury, adjust ClooG configury. * Makefile.in: Regenerated. * configure: Likewise. 2012-07-02 Richard Guenther <rguenther@suse.de> Merge from graphite branch 2011-07-21 Tobias Grosser <tobias@grosser.es> * configure: Regenerated. * config/cloog.m4: Remove support for CLooG-ppl and CLooG-parma, both cloog.org and legacy versions. The only supported version will be CLooG with the isl backend. 2011-07-21 Tobias Grosser <tobias@grosser.es> * configure: Regenerated. * configure.ac: Require cloog isl 0.17.0 2011-07-21 Tobias Grosser <tobias@grosser.es> * configure: Regenerated. * config/cloog.m4: Do not define CLOOG_ORG 2012-06-29 Steven Bosscher <steven@gcc.gnu.org> * configure.ac: Skip C if explicitly selected. * configure: Regenerate. 2012-06-28 Christophe Lyon <christophe.lyon@st.com> * configure.ac (CFLAGS_FOR_TARGET, CXXFLAGS_FOR_TARGET): Make sure they contain -O2. * configure: Regenerate. 2012-06-20 Jason Merrill <jason@redhat.com> * Makefile.tpl (check-target-libgomp-c++): New. (check-target-libitm-c++): New. * Makefile.def (c++): Add them. * Makefile.in: Regenerate. 2012-05-16 Olivier Hainque <hainque@adacore.com> * Makefile.tpl (gcc-no-fixedincludes): Rename into ... (gcc-install-no-fixedincludes): Now forwarder to local target in gcc/ (install-no-fixedincludes): Adjust accordingly. * Makefile.in: Regenerate. 2012-05-09 Nick Clifton <nickc@redhat.com> Paul Smith <psmith@gnu.org> PR bootstrap/50461 * configure.ac (mpfr-dir): When using in-tree MPFR sources allow for the fact that from release v3.1.0 of MPFR the source files were moved into a src sub-directory. * configure: Regenerate. 2012-05-07 Janne Blomqvist <jb@gcc.gnu.org> * configure.ac: Bump minimum MPFR version to 2.4.0. * configure: Regenerated. 2012-05-01 Richard Henderson <rth@redhat.com> * Makefile.def (libatomic): New target_module. * configure.ac (target_libraries): Add libatomic. (noconfigdirs): Check if libatomic is supported. * Makefile.in, configure: Rebuild. config/ 2012-08-26 Art Haas <ahaas@impactweather.com> * cloog.m4 (CLOOG_INIT_FLAGS): Use = instead of == in test. 2012-07-04 Tristan Gingold <gingold@adacore.com> * isl.m4 (ISL_CHECK_VERSION): Set to yes if cross-compiling. Fix comments. 2012-07-03 Richard Guenther <rguenther@suse.de> * cloog.m4: Remove debugging print. 2012-07-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> * isl.m4 (ISL_CHECK_VERSION): Add -lisl to LIBS, not LDFLAGS. 2012-07-02 Richard Guenther <rguenther@suse.de> * isl.m4 (_ISL_CHECK_CT_PROG): Omit main function header/footer. Fix version test. 2012-07-02 Richard Guenther <rguenther@suse.de> Michael Matz <matz@suse.de> Tobias Grosser <tobias@grosser.es> Sebastian Pop <sebpop@gmail.com> * cloog.m4: Set up to work against ISL only. * isl.m4: New file.
Diffstat (limited to 'config')
-rw-r--r--config/ChangeLog34
-rw-r--r--config/cloog.m4169
-rw-r--r--config/isl.m4163
3 files changed, 217 insertions, 149 deletions
diff --git a/config/ChangeLog b/config/ChangeLog
index 42fcfce..4c2c1da 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,9 +1,43 @@
+2012-08-26 Art Haas <ahaas@impactweather.com>
+
+ * cloog.m4 (CLOOG_INIT_FLAGS): Use = instead of == in test.
+
+2012-07-04 Tristan Gingold <gingold@adacore.com>
+
+ * isl.m4 (ISL_CHECK_VERSION): Set to yes if cross-compiling.
+ Fix comments.
+
+2012-07-03 Richard Guenther <rguenther@suse.de>
+
+ * cloog.m4: Remove debugging print.
+
+2012-07-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * isl.m4 (ISL_CHECK_VERSION): Add -lisl to LIBS, not LDFLAGS.
+
+2012-07-02 Richard Guenther <rguenther@suse.de>
+
+ * isl.m4 (_ISL_CHECK_CT_PROG): Omit main function header/footer.
+ Fix version test.
+
+2012-07-02 Richard Guenther <rguenther@suse.de>
+ Michael Matz <matz@suse.de>
+ Tobias Grosser <tobias@grosser.es>
+ Sebastian Pop <sebpop@gmail.com>
+
+ * cloog.m4: Set up to work against ISL only.
+ * isl.m4: New file.
+
2012-05-29 Joseph Myers <joseph@codesourcery.com>
* mt-sde: Fix typos.
* stdint.m4: Fix typos.
* tcl.m4: Fix typos.
+2012-05-03 Olivier Hainque <hainque@adacore.com>
+
+ * mh-ppc-aix (LDFLAGS): Quote $(CC).
+
2012-04-03 Tristan Gingold <gingold@adacore.com>
* mmap.m4: Use *vms* instead of vms*.
diff --git a/config/cloog.m4 b/config/cloog.m4
index e95b98d..5193f4e 100644
--- a/config/cloog.m4
+++ b/config/cloog.m4
@@ -37,17 +37,6 @@ AC_DEFUN([CLOOG_INIT_FLAGS],
[--with-cloog-lib=PATH],
[Specify the directory for the installed CLooG library])])
- AC_ARG_ENABLE(cloog-backend,
- [AS_HELP_STRING(
- [--enable-cloog-backend[[=BACKEND]]],
- [set the CLooG BACKEND used to either isl, ppl or ppl-legacy (default)])],
- [ if test "x${enableval}" = "xisl"; then
- cloog_backend=isl
- elif test "x${enableval}" = "xppl"; then
- cloog_backend=ppl
- else
- cloog_backend=ppl-legacy
- fi], cloog_backend=ppl-legacy)
AC_ARG_ENABLE(cloog-version-check,
[AS_HELP_STRING(
[--disable-cloog-version-check],
@@ -74,6 +63,16 @@ AC_DEFUN([CLOOG_INIT_FLAGS],
if test "x${with_cloog_lib}" != x; then
clooglibs="-L$with_cloog_lib"
fi
+ dnl If no --with-cloog flag was specified and there is in-tree ClooG
+ dnl source, set up flags to use that.
+ if test "x${clooginc}" = x && test "x${clooglibs}" = 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 -I'${srcdir}'/cloog/include '
+ fi
+
+ clooginc="-DCLOOG_INT_GMP ${clooginc}"
+ clooglibs="${clooglibs} -lcloog-isl ${isllibs}"
dnl Flags needed for CLOOG
AC_SUBST(clooglibs)
@@ -100,163 +99,37 @@ AC_DEFUN([CLOOG_REQUESTED],
]
)
-# _CLOOG_ORG_PROG_ISL ()
-# ------------------
-# Helper for detecting CLooG.org's ISL backend.
-m4_define([_CLOOG_ORG_PROG_ISL],[AC_LANG_PROGRAM(
- [#include "cloog/cloog.h" ],
- [cloog_version ()])])
-
-# _CLOOG_ORG_PROG_PPL ()
-# ------------------
-# Helper for detecting CLooG.org's PPL backend.
-m4_define([_CLOOG_ORG_PROG_PPL],[AC_LANG_PROGRAM(
- [#include "cloog/cloog.h"
- #include "cloog/ppl/cloog.h"],
- [cloog_version ()])])
-
-# _CLOOG_PPL_LEGACY_PROG ()
-# -------------------------
-# Helper for detecting CLooG-Legacy (CLooG-PPL).
-m4_define([_CLOOG_PPL_LEGACY_PROG], [AC_LANG_PROGRAM(
- [#include "cloog/cloog.h"],
- [#ifndef CLOOG_PPL_BACKEND
- choke me
- #endif ])])
-
-# CLOOG_FIND_FLAGS ()
-# ------------------
-# Detect the used CLooG-backend and set clooginc/clooglibs/cloog_org.
-# Only look for the CLooG backend type specified in --enable-cloog-backend
-AC_DEFUN([CLOOG_FIND_FLAGS],
-[
- AC_REQUIRE([CLOOG_INIT_FLAGS])
-
- _cloog_saved_CFLAGS=$CFLAGS
- _cloog_saved_CPPFLAGS=$CPPFLAGS
- _cloog_saved_LDFLAGS=$LDFLAGS
- _cloog_saved_LIBS=$LIBS
-
- _cloogorginc="-DCLOOG_INT_GMP -DCLOOG_ORG"
-
- dnl clooglibs & clooginc may have been initialized by CLOOG_INIT_FLAGS.
- CFLAGS="${CFLAGS} ${clooginc} ${gmpinc}"
- CPPFLAGS="${CPPFLAGS} ${_cloogorginc}"
- LDFLAGS="${LDFLAGS} ${clooglibs}"
-
- case $cloog_backend in
- "ppl-legacy")
- CFLAGS="${CFLAGS} ${pplinc}"
- LDFLAGS="${LDFLAGS} ${ppllibs}"
- AC_CACHE_CHECK([for installed CLooG PPL Legacy], [gcc_cv_cloog_type],
- [LIBS="-lcloog ${_cloog_saved_LIBS}"
- AC_LINK_IFELSE([_CLOOG_PPL_LEGACY_PROG], [gcc_cv_cloog_type="PPL Legacy"],
- [gcc_cv_cloog_type=no])])
- ;;
- "isl")
- AC_CACHE_CHECK([for installed CLooG ISL], [gcc_cv_cloog_type],
- [LIBS="-lcloog-isl ${_cloog_saved_LIBS}"
- AC_LINK_IFELSE([_CLOOG_ORG_PROG_ISL], [gcc_cv_cloog_type="ISL"],
- [gcc_cv_cloog_type=no])])
- ;;
- "ppl")
- CFLAGS="${CFLAGS} ${pplinc}"
- LDFLAGS="${LDFLAGS} ${ppllibs}"
- AC_CACHE_CHECK([for installed CLooG PPL], [gcc_cv_cloog_type],
- [LIBS="-lcloog-ppl ${_cloog_saved_LIBS}"
- AC_LINK_IFELSE([_CLOOG_ORG_PROG_PPL], [gcc_cv_cloog_type="PPL"],
- [gcc_cv_cloog_type=no])])
- ;;
- *)
- 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
-]
-)
-
# _CLOOG_CHECK_CT_PROG(MAJOR, MINOR, REVISION)
# --------------------------------------------
# Helper for verifying CLooG's compile time version.
m4_define([_CLOOG_CHECK_CT_PROG],[AC_LANG_PROGRAM(
- [#include "cloog/cloog.h"],
+ [#include "cloog/version.h"],
[#if CLOOG_VERSION_MAJOR != $1 \
|| CLOOG_VERSION_MINOR != $2 \
|| CLOOG_VERSION_REVISION < $3
choke me
#endif])])
-# _CLOOG_CHECK_RT_PROG ()
-# -----------------------
-# Helper for verifying that CLooG's compile time version
-# matches the run time version.
-m4_define([_CLOOG_CHECK_RT_PROG],[AC_LANG_PROGRAM(
- [#include "cloog/cloog.h"],
- [if ((cloog_version_major () != CLOOG_VERSION_MAJOR)
- && (cloog_version_minor () != CLOOG_VERSION_MINOR)
- && (cloog_version_revision () != CLOOG_VERSION_REVISION))
- {
- return 1;
- }])])
-
# CLOOG_CHECK_VERSION CLOOG_CHECK_VERSION (MAJOR, MINOR, REVISION)
# ----------------------------------------------------------------
# Test the found CLooG to be exact of version MAJOR.MINOR and at least
# REVISION.
-# If we're using the old CLooG-PPL (Legacy), the old version check will
-# be executed (Ignores the provided version information).
AC_DEFUN([CLOOG_CHECK_VERSION],
[
- AC_REQUIRE([CLOOG_FIND_FLAGS])
+ AC_REQUIRE([CLOOG_INIT_FLAGS])
if test "${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} ${ppllibs}"
+ CFLAGS="${_cloog_saved_CFLAGS} ${clooginc} ${islinc} ${gmpinc}"
+ LDFLAGS="${_cloog_saved_LDFLAGS} ${clooglibs} ${isllibs} ${gmplib}"
- if test "${cloog_org}" = yes ; then
- AC_CACHE_CHECK([for version $1.$2.$3 of CLooG],
- [gcc_cv_cloog_ct_0_14_0],
- [AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG($1,$2,$3)],
- [gcc_cv_cloog_ct_0_14_0=yes],
- [gcc_cv_cloog_ct_0_14_0=no])])
- elif test "${cloog_org}" = no ; then
- AC_CACHE_CHECK([for version 0.15.5 (or later revision) of CLooG],
- [gcc_cv_cloog_ct_0_15_5],
- [AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG(0,15,5)],
- [AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG(0,15,9)],
- [gcc_cv_cloog_ct_0_15_5=yes],
- [gcc_cv_cloog_ct_0_15_5="buggy but acceptable"])],
- [gcc_cv_cloog_ct_0_15_5=no])])
- fi
+ AC_CACHE_CHECK([for version $1.$2.$3 of CLooG],
+ [gcc_cv_cloog],
+ [AC_COMPILE_IFELSE([_CLOOG_CHECK_CT_PROG($1,$2,$3)],
+ [gcc_cv_cloog=yes],
+ [gcc_cv_cloog=no])])
CFLAGS=$_cloog_saved_CFLAGS
LDFLAGS=$_cloog_saved_LDFLAGS
@@ -272,9 +145,7 @@ AC_DEFUN([CLOOG_IF_FAILED],
[
CLOOG_REQUESTED([graphite_requested=yes], [graphite_requested=no])
- if test "${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
+ if test "${gcc_cv_cloog}" = no ; then
clooglibs=
clooginc=
fi
diff --git a/config/isl.m4 b/config/isl.m4
new file mode 100644
index 0000000..4f39724
--- /dev/null
+++ b/config/isl.m4
@@ -0,0 +1,163 @@
+# This file is part of GCC.
+#
+# GCC is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation; either version 3, or (at your option) any later
+# version.
+#
+# GCC is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+# for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GCC; see the file COPYING3. If not see
+# <http://www.gnu.org/licenses/>.
+#
+# Contributed by Richard Guenther <rguenther@suse.de>
+# Based on cloog.m4
+
+# ISL_INIT_FLAGS ()
+# -------------------------
+# Provide configure switches for ISL support.
+# Initialize isllibs/islinc according to the user input.
+AC_DEFUN([ISL_INIT_FLAGS],
+[
+ AC_ARG_WITH(isl,
+ [AS_HELP_STRING(
+ [--with-isl=PATH],
+ [Specify prefix directory for the installed ISL package.
+ Equivalent to --with-isl-include=PATH/include
+ plus --with-isl-lib=PATH/lib])])
+ AC_ARG_WITH([isl-include],
+ [AS_HELP_STRING(
+ [--with-isl-include=PATH],
+ [Specify directory for installed ISL include files])])
+ AC_ARG_WITH([isl-lib],
+ [AS_HELP_STRING(
+ [--with-isl-lib=PATH],
+ [Specify the directory for the installed ISL library])])
+
+ AC_ARG_ENABLE(isl-version-check,
+ [AS_HELP_STRING(
+ [--disable-isl-version-check],
+ [disable check for ISL version])],
+ ENABLE_ISL_CHECK=$enableval,
+ ENABLE_ISL_CHECK=yes)
+
+ # Initialize isllibs and islinc.
+ case $with_isl in
+ no)
+ isllibs=
+ islinc=
+ ;;
+ "" | yes)
+ ;;
+ *)
+ isllibs="-L$with_isl/lib"
+ islinc="-I$with_isl/include"
+ ;;
+ esac
+ if test "x${with_isl_include}" != x ; then
+ islinc="-I$with_isl_include"
+ fi
+ if test "x${with_isl_lib}" != x; then
+ isllibs="-L$with_isl_lib"
+ fi
+ dnl If no --with-isl flag was specified and there is in-tree ISL
+ dnl source, set up flags to use that and skip any version tests
+ dnl as we cannot run them before building ISL.
+ if test "x${islinc}" = x && test "x${isllibs}" = x \
+ && test -d ${srcdir}/isl; then
+ isllibs='-L$$r/$(HOST_SUBDIR)/isl/'"$lt_cv_objdir"' '
+ islinc='-I$$r/$(HOST_SUBDIR)/isl/include -I$$s/isl/include'
+ ENABLE_ISL_CHECK=no
+ fi
+
+ isllibs="${isllibs} -lisl"
+
+ dnl Flags needed for ISL
+ AC_SUBST(isllibs)
+ AC_SUBST(islinc)
+]
+)
+
+# ISL_REQUESTED (ACTION-IF-REQUESTED, ACTION-IF-NOT)
+# ----------------------------------------------------
+# Provide actions for failed ISL detection.
+AC_DEFUN([ISL_REQUESTED],
+[
+ AC_REQUIRE([ISL_INIT_FLAGS])
+
+ if test "x${with_isl}" = xno; then
+ $2
+ elif test "x${with_isl}" != x \
+ || test "x${with_isl_include}" != x \
+ || test "x${with_isl_lib}" != x ; then
+ $1
+ else
+ $2
+ fi
+]
+)
+
+# _ISL_CHECK_CT_PROG(MAJOR, MINOR)
+# --------------------------------------------
+# Helper for verifying ISL compile time version.
+m4_define([_ISL_CHECK_CT_PROG],[AC_LANG_PROGRAM(
+ [#include <isl/version.h>
+ #include <string.h>],
+ [if (strncmp (isl_version (), "isl-$1.$2", strlen ("isl-$1.$2")) != 0)
+ return 1;
+ ])])
+
+# ISL_CHECK_VERSION ISL_CHECK_VERSION (MAJOR, MINOR)
+# ----------------------------------------------------------------
+# Test the found ISL to be exact of version MAJOR.MINOR and at least
+# REVISION.
+AC_DEFUN([ISL_CHECK_VERSION],
+[
+ if test "${ENABLE_ISL_CHECK}" = yes ; then
+ _isl_saved_CFLAGS=$CFLAGS
+ _isl_saved_LDFLAGS=$LDFLAGS
+ _isl_saved_LIBS=$LIBS
+
+ CFLAGS="${_isl_saved_CFLAGS} ${islinc} ${gmpinc}"
+ LDFLAGS="${_isl_saved_LDFLAGS} ${isllibs}"
+ LIBS="${_isl_saved_LIBS} -lisl"
+ echo $CFLAGS
+
+ AC_CACHE_CHECK([for version $1.$2 of ISL],
+ [gcc_cv_isl],
+ [AC_RUN_IFELSE([_ISL_CHECK_CT_PROG($1,$2)],
+ [gcc_cv_isl=yes],
+ [gcc_cv_isl=no],
+ [gcc_cv_isl=yes])])
+
+ CFLAGS=$_isl_saved_CFLAGS
+ LDFLAGS=$_isl_saved_LDFLAGS
+ LIBS=$_isl_saved_LIBS
+ fi
+]
+)
+
+# ISL_IF_FAILED (ACTION-IF-FAILED)
+# ----------------------------------
+# Executes ACTION-IF-FAILED, if GRAPHITE was requested and
+# the checks failed.
+AC_DEFUN([ISL_IF_FAILED],
+[
+ ISL_REQUESTED([graphite_requested=yes], [graphite_requested=no])
+
+ if test "${gcc_cv_isl}" = no ; then
+ isllibs=
+ islinc=
+ fi
+
+ if test "${graphite_requested}" = yes \
+ && test "x${isllibs}" = x \
+ && test "x${islinc}" = x ; then
+ $1
+ fi
+]
+)