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authorKaveh Ghazi <ghazi@sourceware.org>2010-01-31 18:40:33 +0000
committerKaveh Ghazi <ghazi@sourceware.org>2010-01-31 18:40:33 +0000
commita6b5846e34d79de11b158700628a867652008794 (patch)
tree477102fef924d9fa8f036e5299601010aec2acdc /configure
parent20336e48a07e3920bc883d5c938cd5aebae0525e (diff)
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* configure.ac: Add "recommended" version checks for GMP/MPC.
Update recommended GMP/MPFR/MPC versions. * configure: Regenerate.
Diffstat (limited to 'configure')
-rwxr-xr-xconfigure70
1 files changed, 60 insertions, 10 deletions
diff --git a/configure b/configure
index ad16b8f..e6cde58 100755
--- a/configure
+++ b/configure
@@ -5466,18 +5466,38 @@ if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
have_gmp=yes
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $gmpinc"
- # Check GMP actually works
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for correct version of gmp.h" >&5
-$as_echo_n "checking for correct version of gmp.h... " >&6; }
+ # Check for the recommended and required versions of GMP.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of gmp.h" >&5
+$as_echo_n "checking for the correct version of gmp.h... " >&6; }
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include "gmp.h"
+int
+main ()
+{
+
+ #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
+ #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
+ #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,2,0)
+ 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 "gmp.h"
+#include <gmp.h>
int
main ()
{
- #if __GNU_MP_VERSION < 4 || (__GNU_MP_VERSION == 4 && __GNU_MP_VERSION_MINOR < 2)
+ #define GCC_GMP_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c))
+ #define GCC_GMP_VERSION GCC_GMP_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL)
+ #if GCC_GMP_VERSION < GCC_GMP_VERSION_NUM(4,3,2)
choke me
#endif
@@ -5489,6 +5509,11 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: buggy but acceptable" >&5
+$as_echo "buggy but acceptable" >&6; }
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }; have_gmp=no
fi
@@ -5496,8 +5521,9 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
# If we have GMP, check the MPFR version.
if test x"$have_gmp" = xyes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for correct version of mpfr.h" >&5
-$as_echo_n "checking for correct version of mpfr.h... " >&6; }
+ # Check for the recommended and required versions of MPFR.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of mpfr.h" >&5
+$as_echo_n "checking for the correct version of mpfr.h... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <gmp.h>
@@ -5523,7 +5549,7 @@ int
main ()
{
- #if MPFR_VERSION < MPFR_VERSION_NUM(2,3,2)
+ #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
choke me
#endif
@@ -5548,6 +5574,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
# Check for the MPC header version.
if test x"$have_gmp" = xyes ; then
+ # Check for the recommended and required versions of MPC.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of mpc.h" >&5
$as_echo_n "checking for the correct version of mpc.h... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -5557,7 +5584,23 @@ int
main ()
{
- #if MPC_VERSION < MPC_VERSION_NUM (0,8,0)
+ #if MPC_VERSION < MPC_VERSION_NUM(0,8,0)
+ 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 <mpc.h>
+int
+main ()
+{
+
+ #if MPC_VERSION < MPC_VERSION_NUM(0,8,1)
choke me
#endif
@@ -5569,6 +5612,11 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: buggy but acceptable" >&5
+$as_echo "buggy but acceptable" >&6; }
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }; have_gmp=no
fi
@@ -5624,8 +5672,10 @@ rm -f core conftest.err conftest.$ac_objext \
CFLAGS="$saved_CFLAGS"
+# The library versions listed in the error message below should match
+# the HARD-minimums enforced above.
if test x$have_gmp != xyes; then
- as_fn_error "Building GCC requires GMP 4.2+, MPFR 2.3.2+ and MPC 0.8.0+.
+ as_fn_error "Building GCC requires GMP 4.2+, MPFR 2.3.1+ and MPC 0.8.0+.
Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
their locations. Source code for these libraries can be found at
their respective hosting sites as well as at