diff options
Diffstat (limited to 'config')
| -rw-r--r-- | config/irix5.x | 19 | ||||
| -rw-r--r-- | config/irix6.x | 14 |
2 files changed, 33 insertions, 0 deletions
diff --git a/config/irix5.x b/config/irix5.x index 3624e7f..77b35c8 100644 --- a/config/irix5.x +++ b/config/irix5.x @@ -48,3 +48,22 @@ case "X-$CC_BASENAME" in PROFILE_CPPFLAGS= ;; esac + +# Hard set flag to indicate that the 'unsigned long long' to floating-point +# value conversion are broken by the compilers (as of 4/27/04 - QAK) +hdf5_cv_sw_ulong_to_fp_bottom_bit_works=${hdf5_cv_sw_ulong_to_fp_bottom_bit_works='no'} + +# Set flag to avoid conversion between 'long double' and integers because of +# SGI's compiler problems. For both IRIX64 6.5 and IRIX 6.5, the compilers +# have the following problems, +# long double -> signed char : incorrect rounding +# long double -> unsigned char : incorrect rounding +# long double -> short : incorrect rounding +# long double -> unsigned short : incorrect rounding +# long double -> long or long long: incorrect value +# long double -> unsigned long or long long : incorrect value +# +# long or long long -> long double : correct value but incorrect bit pattern +# unsigned long or long long -> long double : correct value but incorrect bit pattern +# (1/5/05 - SLU) +hdf5_cv_sw_ldouble_to_int_works=${hdf5_cv_sw_ldouble_to_int_works='no'} diff --git a/config/irix6.x b/config/irix6.x index 2481e1e..293f2c8 100644 --- a/config/irix6.x +++ b/config/irix6.x @@ -146,3 +146,17 @@ fi # value conversion are broken by the compilers (as of 4/27/04 - QAK) hdf5_cv_sw_ulong_to_fp_bottom_bit_works=${hdf5_cv_sw_ulong_to_fp_bottom_bit_works='no'} +# Set flag to avoid conversion between 'long double' and integers because of +# SGI's compiler problems. For both IRIX64 6.5 and IRIX 6.5, the compilers +# have the following problems, +# long double -> signed char : incorrect rounding +# long double -> unsigned char : incorrect rounding +# long double -> short : incorrect rounding +# long double -> unsigned short : incorrect rounding +# long double -> long or long long: incorrect value +# long double -> unsigned long or long long : incorrect value +# +# long or long long -> long double : correct value but incorrect bit pattern +# unsigned long or long long -> long double : correct value but incorrect bit pattern +# (1/5/05 - SLU) +hdf5_cv_sw_ldouble_to_int_works=${hdf5_cv_sw_ldouble_to_int_works='no'} |