diff options
Diffstat (limited to 'configure')
-rwxr-xr-x | configure | 73 |
1 files changed, 0 insertions, 73 deletions
@@ -28124,79 +28124,6 @@ $as_echo "no" >&6; } esac ## ----------------------------------------------------------------------- -## Set flag to indicate that the machine can do conversion from -## long double to integers regardless of accuracy. This flag should be -## set "yes" for all machines except HP-UX 11.00. For HP-UX 11.00, the -## compiler has 'floating exception' when converting 'long double' to all -## integers except 'unsigned long long'. Other HP-UX systems are unknown -## yet. (1/8/05 - SLU) - -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if converting from long double to integers works" >&5 -$as_echo_n "checking if converting from long double to integers works... " >&6; } - -if test ${ac_cv_sizeof_long_double} = 0; then - hdf5_cv_ldouble_to_integer_works=${hdf5_cv_ldouble_to_integer_works=no} -else - if ${hdf5_cv_ldouble_to_integer_works+:} false; then : - $as_echo_n "(cached) " >&6 -else - if test "$cross_compiling" = yes; then : - { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 -$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} -as_fn_error $? "cannot run test program while cross compiling -See \`config.log' for more details" "$LINENO" 5; } -else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - - int main(void) - { - void *align; - long double ld= 9701917572145405952.00L; - unsigned char v1; - short v2; - unsigned int v3; - int ret = 0; - - align = (void*)malloc(sizeof(long double)); - memcpy(align, &ld, sizeof(long double)); - - /*For HU-UX11.00, there's floating exception(core dump) when doing some of casting - *from 'long double' to integers*/ - v1=(unsigned char)(*((long double*)align)); - v2=(short)(*((long double*)align)); - v3=(unsigned int)(*((long double*)align)); - - done: - exit(ret); - } - -_ACEOF -if ac_fn_c_try_run "$LINENO"; then : - hdf5_cv_ldouble_to_integer_works=yes -else - hdf5_cv_ldouble_to_integer_works=no -fi -rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ - conftest.$ac_objext conftest.beam conftest.$ac_ext -fi - -fi - -fi - -if test ${hdf5_cv_ldouble_to_integer_works} = "yes"; then - -$as_echo "#define LDOUBLE_TO_INTEGER_WORKS 1" >>confdefs.h - - { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 -$as_echo "yes" >&6; } -else - { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 -$as_echo "no" >&6; } -fi - -## ----------------------------------------------------------------------- ## Set flag to indicate that the machine can handle conversion from ## integers to long double. (This flag should be set "yes" for all ## machines except all SGIs, where some conversions are incorrect) |