diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 70 |
1 files changed, 60 insertions, 10 deletions
@@ -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 |